diff --git a/aws-sandol-api/node_modules/hasbin/.editorconfig b/aws-sandol-api/node_modules/hasbin/.editorconfig
deleted file mode 100644
index 742c422c..00000000
--- a/aws-sandol-api/node_modules/hasbin/.editorconfig
+++ /dev/null
@@ -1,17 +0,0 @@
-# http://editorconfig.org
-
-root = true
-
-[*]
-end_of_line = lf
-indent_style = tab
-indent_size = 4
-insert_final_newline = true
-trim_trailing_whitespace = true
-
-[*.json]
-insert_final_newline = false
-
-[*.md]
-indent_style = spaces
-trim_trailing_whitespace = false
diff --git a/aws-sandol-api/node_modules/hasbin/.jscsrc b/aws-sandol-api/node_modules/hasbin/.jscsrc
deleted file mode 100644
index d5ba6d65..00000000
--- a/aws-sandol-api/node_modules/hasbin/.jscsrc
+++ /dev/null
@@ -1,61 +0,0 @@
-{
-	"disallowDanglingUnderscores": true,
-	"disallowEmptyBlocks": true,
-	"disallowImplicitTypeConversion": [
-		"binary",
-		"boolean",
-		"numeric",
-		"string"
-	],
-	"disallowMixedSpacesAndTabs": true,
-	"disallowMultipleSpaces": true,
-	"disallowMultipleVarDecl": true,
-	"disallowNewlineBeforeBlockStatements": true,
-	"disallowQuotedKeysInObjects": true,
-	"disallowSpaceAfterObjectKeys": true,
-	"disallowSpaceAfterPrefixUnaryOperators": true,
-	"disallowSpaceBeforeComma": true,
-	"disallowSpaceBeforeSemicolon": true,
-	"disallowSpacesInCallExpression": true,
-	"disallowTrailingComma": true,
-	"disallowTrailingWhitespace": true,
-	"disallowYodaConditions": true,
-	"maximumLineLength": 100,
-	"requireBlocksOnNewline": true,
-	"requireCamelCaseOrUpperCaseIdentifiers": true,
-	"requireCapitalizedConstructors": true,
-	"requireCommaBeforeLineBreak": true,
-	"requireCurlyBraces": true,
-	"requireDotNotation": true,
-	"requireFunctionDeclarations": true,
-	"requireKeywordsOnNewLine": [
-		"else"
-	],
-	"requireLineBreakAfterVariableAssignment": true,
-	"requireLineFeedAtFileEnd": true,
-	"requireObjectKeysOnNewLine": true,
-	"requireParenthesesAroundIIFE": true,
-	"requireSemicolons": true,
-	"requireSpaceAfterBinaryOperators": true,
-	"requireSpaceAfterKeywords": true,
-	"requireSpaceAfterLineComment": true,
-	"requireSpaceBeforeBinaryOperators": true,
-	"requireSpaceBeforeBlockStatements": true,
-	"requireSpaceBeforeObjectValues": true,
-	"requireSpaceBetweenArguments": true,
-	"requireSpacesInConditionalExpression": true,
-	"requireSpacesInForStatement": true,
-	"requireSpacesInFunction": {
-		"beforeOpeningRoundBrace": true,
-		"beforeOpeningCurlyBrace": true
-	},
-	"validateIndentation": "\t",
-	"validateLineBreaks": "LF",
-	"validateParameterSeparator": ", ",
-	"validateQuoteMarks": "'",
-
-	"excludeFiles": [
-		"coverage",
-		"node_modules"
-	]
-}
diff --git a/aws-sandol-api/node_modules/hasbin/.jshintignore b/aws-sandol-api/node_modules/hasbin/.jshintignore
deleted file mode 100644
index 62562b74..00000000
--- a/aws-sandol-api/node_modules/hasbin/.jshintignore
+++ /dev/null
@@ -1,2 +0,0 @@
-coverage
-node_modules
diff --git a/aws-sandol-api/node_modules/hasbin/.jshintrc b/aws-sandol-api/node_modules/hasbin/.jshintrc
deleted file mode 100644
index 5ecb986b..00000000
--- a/aws-sandol-api/node_modules/hasbin/.jshintrc
+++ /dev/null
@@ -1,18 +0,0 @@
-{
-	"globals": {
-		"after": true,
-		"afterEach": true,
-		"before": true,
-		"beforeEach": true,
-		"describe": true,
-		"it": true
-	},
-	"latedef": "nofunc",
-	"maxparams": 5,
-	"maxdepth": 2,
-	"maxstatements": 5,
-	"maxcomplexity": 5,
-	"node": true,
-	"strict": true,
-	"unused": true
-}
diff --git a/aws-sandol-api/node_modules/hasbin/.npmignore b/aws-sandol-api/node_modules/hasbin/.npmignore
deleted file mode 100644
index df9af16b..00000000
--- a/aws-sandol-api/node_modules/hasbin/.npmignore
+++ /dev/null
@@ -1,3 +0,0 @@
-coverage
-node_modules
-npm-debug.log
diff --git a/aws-sandol-api/node_modules/hasbin/.travis.yml b/aws-sandol-api/node_modules/hasbin/.travis.yml
deleted file mode 100644
index 6a8424b9..00000000
--- a/aws-sandol-api/node_modules/hasbin/.travis.yml
+++ /dev/null
@@ -1,31 +0,0 @@
-
-# Language/versions
-language: node_js
-matrix:
-  include:
-
-    # Run linter once
-    - node_js: '6'
-      env: LINT=true
-
-    # Run tests
-    - node_js: '0.10'
-    - node_js: '0.12'
-    - node_js: '4'
-    - node_js: '5'
-    - node_js: '6'
-
-# Build only master (and pull-requests)
-branches:
-  only:
-    - master
-
-# Before install
-before_install:
-  #- npm install coveralls
-
-# Build script
-script:
-  - 'if [ $LINT ]; then make lint; fi'
-  - 'if [ ! $LINT ]; then make test; fi'
-  #- 'if [ ! $LINT ]; then cat ./coverage/lcov.info | ./node_modules/.bin/coveralls; fi'
diff --git a/aws-sandol-api/node_modules/hasbin/lib/hasbin.js b/aws-sandol-api/node_modules/hasbin/lib/hasbin.js
new file mode 100644
index 00000000..16d883bf
--- /dev/null
+++ b/aws-sandol-api/node_modules/hasbin/lib/hasbin.js
@@ -0,0 +1,82 @@
+'use strict';
+
+var async = require('async');
+var fs = require('fs');
+var path = require('path');
+
+module.exports = hasbin;
+hasbin.async = hasbin;
+hasbin.sync = hasbinSync;
+hasbin.all = hasbinAll;
+hasbin.all.sync = hasbinAllSync;
+hasbin.some = hasbinSome;
+hasbin.some.sync = hasbinSomeSync;
+hasbin.first = hasbinFirst;
+hasbin.first.sync = hasbinFirstSync;
+
+hasbin.every = hasbin.all;
+hasbin.any = hasbin.some;
+
+function hasbin (bin, done) {
+	async.some(getPaths(bin), fileExists, done);
+}
+
+function hasbinSync (bin) {
+	return getPaths(bin).some(fileExistsSync);
+}
+
+function hasbinAll (bins, done) {
+	async.every(bins, hasbin.async, done);
+}
+
+function hasbinAllSync (bins) {
+	return bins.every(hasbin.sync);
+}
+
+function hasbinSome (bins, done) {
+	async.some(bins, hasbin.async, done);
+}
+
+function hasbinSomeSync (bins) {
+	return bins.some(hasbin.sync);
+}
+
+function hasbinFirst (bins, done) {
+	async.detect(bins, hasbin.async, function (result) {
+		done(result || false);
+	});
+}
+
+function hasbinFirstSync (bins) {
+	var matched = bins.filter(hasbin.sync);
+	return matched.length ? matched[0] : false;
+}
+
+function getPaths (bin) {
+	var envPath = (process.env.PATH || '');
+	var envExt = (process.env.PATHEXT || '');
+	return envPath.replace(/["]+/g, '').split(path.delimiter).map(function (chunk) {
+		return envExt.split(path.delimiter).map(function (ext) {
+			return path.join(chunk, bin + ext);
+		});
+	}).reduce(function (a, b) {
+		return a.concat(b);
+	});
+}
+
+function fileExists (filePath, done) {
+	fs.stat(filePath, function (error, stat) {
+		if (error) {
+			return done(false);
+		}
+		done(stat.isFile());
+	});
+}
+
+function fileExistsSync (filePath) {
+	try {
+		return fs.statSync(filePath).isFile();
+	} catch (error) {
+		return false;
+	}
+}
diff --git a/aws-sandol-api/node_modules/hasbin/node_modules/async/dist/async.js b/aws-sandol-api/node_modules/hasbin/node_modules/async/dist/async.js
new file mode 100644
index 00000000..31e7620f
--- /dev/null
+++ b/aws-sandol-api/node_modules/hasbin/node_modules/async/dist/async.js
@@ -0,0 +1,1265 @@
+/*!
+ * async
+ * https://github.com/caolan/async
+ *
+ * Copyright 2010-2014 Caolan McMahon
+ * Released under the MIT license
+ */
+(function () {
+
+    var async = {};
+    function noop() {}
+    function identity(v) {
+        return v;
+    }
+    function toBool(v) {
+        return !!v;
+    }
+    function notId(v) {
+        return !v;
+    }
+
+    // global on the server, window in the browser
+    var previous_async;
+
+    // Establish the root object, `window` (`self`) in the browser, `global`
+    // on the server, or `this` in some virtual machines. We use `self`
+    // instead of `window` for `WebWorker` support.
+    var root = typeof self === 'object' && self.self === self && self ||
+            typeof global === 'object' && global.global === global && global ||
+            this;
+
+    if (root != null) {
+        previous_async = root.async;
+    }
+
+    async.noConflict = function () {
+        root.async = previous_async;
+        return async;
+    };
+
+    function only_once(fn) {
+        return function() {
+            if (fn === null) throw new Error("Callback was already called.");
+            fn.apply(this, arguments);
+            fn = null;
+        };
+    }
+
+    function _once(fn) {
+        return function() {
+            if (fn === null) return;
+            fn.apply(this, arguments);
+            fn = null;
+        };
+    }
+
+    //// cross-browser compatiblity functions ////
+
+    var _toString = Object.prototype.toString;
+
+    var _isArray = Array.isArray || function (obj) {
+        return _toString.call(obj) === '[object Array]';
+    };
+
+    // Ported from underscore.js isObject
+    var _isObject = function(obj) {
+        var type = typeof obj;
+        return type === 'function' || type === 'object' && !!obj;
+    };
+
+    function _isArrayLike(arr) {
+        return _isArray(arr) || (
+            // has a positive integer length property
+            typeof arr.length === "number" &&
+            arr.length >= 0 &&
+            arr.length % 1 === 0
+        );
+    }
+
+    function _arrayEach(arr, iterator) {
+        var index = -1,
+            length = arr.length;
+
+        while (++index < length) {
+            iterator(arr[index], index, arr);
+        }
+    }
+
+    function _map(arr, iterator) {
+        var index = -1,
+            length = arr.length,
+            result = Array(length);
+
+        while (++index < length) {
+            result[index] = iterator(arr[index], index, arr);
+        }
+        return result;
+    }
+
+    function _range(count) {
+        return _map(Array(count), function (v, i) { return i; });
+    }
+
+    function _reduce(arr, iterator, memo) {
+        _arrayEach(arr, function (x, i, a) {
+            memo = iterator(memo, x, i, a);
+        });
+        return memo;
+    }
+
+    function _forEachOf(object, iterator) {
+        _arrayEach(_keys(object), function (key) {
+            iterator(object[key], key);
+        });
+    }
+
+    function _indexOf(arr, item) {
+        for (var i = 0; i < arr.length; i++) {
+            if (arr[i] === item) return i;
+        }
+        return -1;
+    }
+
+    var _keys = Object.keys || function (obj) {
+        var keys = [];
+        for (var k in obj) {
+            if (obj.hasOwnProperty(k)) {
+                keys.push(k);
+            }
+        }
+        return keys;
+    };
+
+    function _keyIterator(coll) {
+        var i = -1;
+        var len;
+        var keys;
+        if (_isArrayLike(coll)) {
+            len = coll.length;
+            return function next() {
+                i++;
+                return i < len ? i : null;
+            };
+        } else {
+            keys = _keys(coll);
+            len = keys.length;
+            return function next() {
+                i++;
+                return i < len ? keys[i] : null;
+            };
+        }
+    }
+
+    // Similar to ES6's rest param (http://ariya.ofilabs.com/2013/03/es6-and-rest-parameter.html)
+    // This accumulates the arguments passed into an array, after a given index.
+    // From underscore.js (https://github.com/jashkenas/underscore/pull/2140).
+    function _restParam(func, startIndex) {
+        startIndex = startIndex == null ? func.length - 1 : +startIndex;
+        return function() {
+            var length = Math.max(arguments.length - startIndex, 0);
+            var rest = Array(length);
+            for (var index = 0; index < length; index++) {
+                rest[index] = arguments[index + startIndex];
+            }
+            switch (startIndex) {
+                case 0: return func.call(this, rest);
+                case 1: return func.call(this, arguments[0], rest);
+            }
+            // Currently unused but handle cases outside of the switch statement:
+            // var args = Array(startIndex + 1);
+            // for (index = 0; index < startIndex; index++) {
+            //     args[index] = arguments[index];
+            // }
+            // args[startIndex] = rest;
+            // return func.apply(this, args);
+        };
+    }
+
+    function _withoutIndex(iterator) {
+        return function (value, index, callback) {
+            return iterator(value, callback);
+        };
+    }
+
+    //// exported async module functions ////
+
+    //// nextTick implementation with browser-compatible fallback ////
+
+    // capture the global reference to guard against fakeTimer mocks
+    var _setImmediate = typeof setImmediate === 'function' && setImmediate;
+
+    var _delay = _setImmediate ? function(fn) {
+        // not a direct alias for IE10 compatibility
+        _setImmediate(fn);
+    } : function(fn) {
+        setTimeout(fn, 0);
+    };
+
+    if (typeof process === 'object' && typeof process.nextTick === 'function') {
+        async.nextTick = process.nextTick;
+    } else {
+        async.nextTick = _delay;
+    }
+    async.setImmediate = _setImmediate ? _delay : async.nextTick;
+
+
+    async.forEach =
+    async.each = function (arr, iterator, callback) {
+        return async.eachOf(arr, _withoutIndex(iterator), callback);
+    };
+
+    async.forEachSeries =
+    async.eachSeries = function (arr, iterator, callback) {
+        return async.eachOfSeries(arr, _withoutIndex(iterator), callback);
+    };
+
+
+    async.forEachLimit =
+    async.eachLimit = function (arr, limit, iterator, callback) {
+        return _eachOfLimit(limit)(arr, _withoutIndex(iterator), callback);
+    };
+
+    async.forEachOf =
+    async.eachOf = function (object, iterator, callback) {
+        callback = _once(callback || noop);
+        object = object || [];
+
+        var iter = _keyIterator(object);
+        var key, completed = 0;
+
+        while ((key = iter()) != null) {
+            completed += 1;
+            iterator(object[key], key, only_once(done));
+        }
+
+        if (completed === 0) callback(null);
+
+        function done(err) {
+            completed--;
+            if (err) {
+                callback(err);
+            }
+            // Check key is null in case iterator isn't exhausted
+            // and done resolved synchronously.
+            else if (key === null && completed <= 0) {
+                callback(null);
+            }
+        }
+    };
+
+    async.forEachOfSeries =
+    async.eachOfSeries = function (obj, iterator, callback) {
+        callback = _once(callback || noop);
+        obj = obj || [];
+        var nextKey = _keyIterator(obj);
+        var key = nextKey();
+        function iterate() {
+            var sync = true;
+            if (key === null) {
+                return callback(null);
+            }
+            iterator(obj[key], key, only_once(function (err) {
+                if (err) {
+                    callback(err);
+                }
+                else {
+                    key = nextKey();
+                    if (key === null) {
+                        return callback(null);
+                    } else {
+                        if (sync) {
+                            async.setImmediate(iterate);
+                        } else {
+                            iterate();
+                        }
+                    }
+                }
+            }));
+            sync = false;
+        }
+        iterate();
+    };
+
+
+
+    async.forEachOfLimit =
+    async.eachOfLimit = function (obj, limit, iterator, callback) {
+        _eachOfLimit(limit)(obj, iterator, callback);
+    };
+
+    function _eachOfLimit(limit) {
+
+        return function (obj, iterator, callback) {
+            callback = _once(callback || noop);
+            obj = obj || [];
+            var nextKey = _keyIterator(obj);
+            if (limit <= 0) {
+                return callback(null);
+            }
+            var done = false;
+            var running = 0;
+            var errored = false;
+
+            (function replenish () {
+                if (done && running <= 0) {
+                    return callback(null);
+                }
+
+                while (running < limit && !errored) {
+                    var key = nextKey();
+                    if (key === null) {
+                        done = true;
+                        if (running <= 0) {
+                            callback(null);
+                        }
+                        return;
+                    }
+                    running += 1;
+                    iterator(obj[key], key, only_once(function (err) {
+                        running -= 1;
+                        if (err) {
+                            callback(err);
+                            errored = true;
+                        }
+                        else {
+                            replenish();
+                        }
+                    }));
+                }
+            })();
+        };
+    }
+
+
+    function doParallel(fn) {
+        return function (obj, iterator, callback) {
+            return fn(async.eachOf, obj, iterator, callback);
+        };
+    }
+    function doParallelLimit(fn) {
+        return function (obj, limit, iterator, callback) {
+            return fn(_eachOfLimit(limit), obj, iterator, callback);
+        };
+    }
+    function doSeries(fn) {
+        return function (obj, iterator, callback) {
+            return fn(async.eachOfSeries, obj, iterator, callback);
+        };
+    }
+
+    function _asyncMap(eachfn, arr, iterator, callback) {
+        callback = _once(callback || noop);
+        arr = arr || [];
+        var results = _isArrayLike(arr) ? [] : {};
+        eachfn(arr, function (value, index, callback) {
+            iterator(value, function (err, v) {
+                results[index] = v;
+                callback(err);
+            });
+        }, function (err) {
+            callback(err, results);
+        });
+    }
+
+    async.map = doParallel(_asyncMap);
+    async.mapSeries = doSeries(_asyncMap);
+    async.mapLimit = doParallelLimit(_asyncMap);
+
+    // reduce only has a series version, as doing reduce in parallel won't
+    // work in many situations.
+    async.inject =
+    async.foldl =
+    async.reduce = function (arr, memo, iterator, callback) {
+        async.eachOfSeries(arr, function (x, i, callback) {
+            iterator(memo, x, function (err, v) {
+                memo = v;
+                callback(err);
+            });
+        }, function (err) {
+            callback(err, memo);
+        });
+    };
+
+    async.foldr =
+    async.reduceRight = function (arr, memo, iterator, callback) {
+        var reversed = _map(arr, identity).reverse();
+        async.reduce(reversed, memo, iterator, callback);
+    };
+
+    async.transform = function (arr, memo, iterator, callback) {
+        if (arguments.length === 3) {
+            callback = iterator;
+            iterator = memo;
+            memo = _isArray(arr) ? [] : {};
+        }
+
+        async.eachOf(arr, function(v, k, cb) {
+            iterator(memo, v, k, cb);
+        }, function(err) {
+            callback(err, memo);
+        });
+    };
+
+    function _filter(eachfn, arr, iterator, callback) {
+        var results = [];
+        eachfn(arr, function (x, index, callback) {
+            iterator(x, function (v) {
+                if (v) {
+                    results.push({index: index, value: x});
+                }
+                callback();
+            });
+        }, function () {
+            callback(_map(results.sort(function (a, b) {
+                return a.index - b.index;
+            }), function (x) {
+                return x.value;
+            }));
+        });
+    }
+
+    async.select =
+    async.filter = doParallel(_filter);
+
+    async.selectLimit =
+    async.filterLimit = doParallelLimit(_filter);
+
+    async.selectSeries =
+    async.filterSeries = doSeries(_filter);
+
+    function _reject(eachfn, arr, iterator, callback) {
+        _filter(eachfn, arr, function(value, cb) {
+            iterator(value, function(v) {
+                cb(!v);
+            });
+        }, callback);
+    }
+    async.reject = doParallel(_reject);
+    async.rejectLimit = doParallelLimit(_reject);
+    async.rejectSeries = doSeries(_reject);
+
+    function _createTester(eachfn, check, getResult) {
+        return function(arr, limit, iterator, cb) {
+            function done() {
+                if (cb) cb(getResult(false, void 0));
+            }
+            function iteratee(x, _, callback) {
+                if (!cb) return callback();
+                iterator(x, function (v) {
+                    if (cb && check(v)) {
+                        cb(getResult(true, x));
+                        cb = iterator = false;
+                    }
+                    callback();
+                });
+            }
+            if (arguments.length > 3) {
+                eachfn(arr, limit, iteratee, done);
+            } else {
+                cb = iterator;
+                iterator = limit;
+                eachfn(arr, iteratee, done);
+            }
+        };
+    }
+
+    async.any =
+    async.some = _createTester(async.eachOf, toBool, identity);
+
+    async.someLimit = _createTester(async.eachOfLimit, toBool, identity);
+
+    async.all =
+    async.every = _createTester(async.eachOf, notId, notId);
+
+    async.everyLimit = _createTester(async.eachOfLimit, notId, notId);
+
+    function _findGetResult(v, x) {
+        return x;
+    }
+    async.detect = _createTester(async.eachOf, identity, _findGetResult);
+    async.detectSeries = _createTester(async.eachOfSeries, identity, _findGetResult);
+    async.detectLimit = _createTester(async.eachOfLimit, identity, _findGetResult);
+
+    async.sortBy = function (arr, iterator, callback) {
+        async.map(arr, function (x, callback) {
+            iterator(x, function (err, criteria) {
+                if (err) {
+                    callback(err);
+                }
+                else {
+                    callback(null, {value: x, criteria: criteria});
+                }
+            });
+        }, function (err, results) {
+            if (err) {
+                return callback(err);
+            }
+            else {
+                callback(null, _map(results.sort(comparator), function (x) {
+                    return x.value;
+                }));
+            }
+
+        });
+
+        function comparator(left, right) {
+            var a = left.criteria, b = right.criteria;
+            return a < b ? -1 : a > b ? 1 : 0;
+        }
+    };
+
+    async.auto = function (tasks, concurrency, callback) {
+        if (typeof arguments[1] === 'function') {
+            // concurrency is optional, shift the args.
+            callback = concurrency;
+            concurrency = null;
+        }
+        callback = _once(callback || noop);
+        var keys = _keys(tasks);
+        var remainingTasks = keys.length;
+        if (!remainingTasks) {
+            return callback(null);
+        }
+        if (!concurrency) {
+            concurrency = remainingTasks;
+        }
+
+        var results = {};
+        var runningTasks = 0;
+
+        var hasError = false;
+
+        var listeners = [];
+        function addListener(fn) {
+            listeners.unshift(fn);
+        }
+        function removeListener(fn) {
+            var idx = _indexOf(listeners, fn);
+            if (idx >= 0) listeners.splice(idx, 1);
+        }
+        function taskComplete() {
+            remainingTasks--;
+            _arrayEach(listeners.slice(0), function (fn) {
+                fn();
+            });
+        }
+
+        addListener(function () {
+            if (!remainingTasks) {
+                callback(null, results);
+            }
+        });
+
+        _arrayEach(keys, function (k) {
+            if (hasError) return;
+            var task = _isArray(tasks[k]) ? tasks[k]: [tasks[k]];
+            var taskCallback = _restParam(function(err, args) {
+                runningTasks--;
+                if (args.length <= 1) {
+                    args = args[0];
+                }
+                if (err) {
+                    var safeResults = {};
+                    _forEachOf(results, function(val, rkey) {
+                        safeResults[rkey] = val;
+                    });
+                    safeResults[k] = args;
+                    hasError = true;
+
+                    callback(err, safeResults);
+                }
+                else {
+                    results[k] = args;
+                    async.setImmediate(taskComplete);
+                }
+            });
+            var requires = task.slice(0, task.length - 1);
+            // prevent dead-locks
+            var len = requires.length;
+            var dep;
+            while (len--) {
+                if (!(dep = tasks[requires[len]])) {
+                    throw new Error('Has nonexistent dependency in ' + requires.join(', '));
+                }
+                if (_isArray(dep) && _indexOf(dep, k) >= 0) {
+                    throw new Error('Has cyclic dependencies');
+                }
+            }
+            function ready() {
+                return runningTasks < concurrency && _reduce(requires, function (a, x) {
+                    return (a && results.hasOwnProperty(x));
+                }, true) && !results.hasOwnProperty(k);
+            }
+            if (ready()) {
+                runningTasks++;
+                task[task.length - 1](taskCallback, results);
+            }
+            else {
+                addListener(listener);
+            }
+            function listener() {
+                if (ready()) {
+                    runningTasks++;
+                    removeListener(listener);
+                    task[task.length - 1](taskCallback, results);
+                }
+            }
+        });
+    };
+
+
+
+    async.retry = function(times, task, callback) {
+        var DEFAULT_TIMES = 5;
+        var DEFAULT_INTERVAL = 0;
+
+        var attempts = [];
+
+        var opts = {
+            times: DEFAULT_TIMES,
+            interval: DEFAULT_INTERVAL
+        };
+
+        function parseTimes(acc, t){
+            if(typeof t === 'number'){
+                acc.times = parseInt(t, 10) || DEFAULT_TIMES;
+            } else if(typeof t === 'object'){
+                acc.times = parseInt(t.times, 10) || DEFAULT_TIMES;
+                acc.interval = parseInt(t.interval, 10) || DEFAULT_INTERVAL;
+            } else {
+                throw new Error('Unsupported argument type for \'times\': ' + typeof t);
+            }
+        }
+
+        var length = arguments.length;
+        if (length < 1 || length > 3) {
+            throw new Error('Invalid arguments - must be either (task), (task, callback), (times, task) or (times, task, callback)');
+        } else if (length <= 2 && typeof times === 'function') {
+            callback = task;
+            task = times;
+        }
+        if (typeof times !== 'function') {
+            parseTimes(opts, times);
+        }
+        opts.callback = callback;
+        opts.task = task;
+
+        function wrappedTask(wrappedCallback, wrappedResults) {
+            function retryAttempt(task, finalAttempt) {
+                return function(seriesCallback) {
+                    task(function(err, result){
+                        seriesCallback(!err || finalAttempt, {err: err, result: result});
+                    }, wrappedResults);
+                };
+            }
+
+            function retryInterval(interval){
+                return function(seriesCallback){
+                    setTimeout(function(){
+                        seriesCallback(null);
+                    }, interval);
+                };
+            }
+
+            while (opts.times) {
+
+                var finalAttempt = !(opts.times-=1);
+                attempts.push(retryAttempt(opts.task, finalAttempt));
+                if(!finalAttempt && opts.interval > 0){
+                    attempts.push(retryInterval(opts.interval));
+                }
+            }
+
+            async.series(attempts, function(done, data){
+                data = data[data.length - 1];
+                (wrappedCallback || opts.callback)(data.err, data.result);
+            });
+        }
+
+        // If a callback is passed, run this as a controll flow
+        return opts.callback ? wrappedTask() : wrappedTask;
+    };
+
+    async.waterfall = function (tasks, callback) {
+        callback = _once(callback || noop);
+        if (!_isArray(tasks)) {
+            var err = new Error('First argument to waterfall must be an array of functions');
+            return callback(err);
+        }
+        if (!tasks.length) {
+            return callback();
+        }
+        function wrapIterator(iterator) {
+            return _restParam(function (err, args) {
+                if (err) {
+                    callback.apply(null, [err].concat(args));
+                }
+                else {
+                    var next = iterator.next();
+                    if (next) {
+                        args.push(wrapIterator(next));
+                    }
+                    else {
+                        args.push(callback);
+                    }
+                    ensureAsync(iterator).apply(null, args);
+                }
+            });
+        }
+        wrapIterator(async.iterator(tasks))();
+    };
+
+    function _parallel(eachfn, tasks, callback) {
+        callback = callback || noop;
+        var results = _isArrayLike(tasks) ? [] : {};
+
+        eachfn(tasks, function (task, key, callback) {
+            task(_restParam(function (err, args) {
+                if (args.length <= 1) {
+                    args = args[0];
+                }
+                results[key] = args;
+                callback(err);
+            }));
+        }, function (err) {
+            callback(err, results);
+        });
+    }
+
+    async.parallel = function (tasks, callback) {
+        _parallel(async.eachOf, tasks, callback);
+    };
+
+    async.parallelLimit = function(tasks, limit, callback) {
+        _parallel(_eachOfLimit(limit), tasks, callback);
+    };
+
+    async.series = function(tasks, callback) {
+        _parallel(async.eachOfSeries, tasks, callback);
+    };
+
+    async.iterator = function (tasks) {
+        function makeCallback(index) {
+            function fn() {
+                if (tasks.length) {
+                    tasks[index].apply(null, arguments);
+                }
+                return fn.next();
+            }
+            fn.next = function () {
+                return (index < tasks.length - 1) ? makeCallback(index + 1): null;
+            };
+            return fn;
+        }
+        return makeCallback(0);
+    };
+
+    async.apply = _restParam(function (fn, args) {
+        return _restParam(function (callArgs) {
+            return fn.apply(
+                null, args.concat(callArgs)
+            );
+        });
+    });
+
+    function _concat(eachfn, arr, fn, callback) {
+        var result = [];
+        eachfn(arr, function (x, index, cb) {
+            fn(x, function (err, y) {
+                result = result.concat(y || []);
+                cb(err);
+            });
+        }, function (err) {
+            callback(err, result);
+        });
+    }
+    async.concat = doParallel(_concat);
+    async.concatSeries = doSeries(_concat);
+
+    async.whilst = function (test, iterator, callback) {
+        callback = callback || noop;
+        if (test()) {
+            var next = _restParam(function(err, args) {
+                if (err) {
+                    callback(err);
+                } else if (test.apply(this, args)) {
+                    iterator(next);
+                } else {
+                    callback.apply(null, [null].concat(args));
+                }
+            });
+            iterator(next);
+        } else {
+            callback(null);
+        }
+    };
+
+    async.doWhilst = function (iterator, test, callback) {
+        var calls = 0;
+        return async.whilst(function() {
+            return ++calls <= 1 || test.apply(this, arguments);
+        }, iterator, callback);
+    };
+
+    async.until = function (test, iterator, callback) {
+        return async.whilst(function() {
+            return !test.apply(this, arguments);
+        }, iterator, callback);
+    };
+
+    async.doUntil = function (iterator, test, callback) {
+        return async.doWhilst(iterator, function() {
+            return !test.apply(this, arguments);
+        }, callback);
+    };
+
+    async.during = function (test, iterator, callback) {
+        callback = callback || noop;
+
+        var next = _restParam(function(err, args) {
+            if (err) {
+                callback(err);
+            } else {
+                args.push(check);
+                test.apply(this, args);
+            }
+        });
+
+        var check = function(err, truth) {
+            if (err) {
+                callback(err);
+            } else if (truth) {
+                iterator(next);
+            } else {
+                callback(null);
+            }
+        };
+
+        test(check);
+    };
+
+    async.doDuring = function (iterator, test, callback) {
+        var calls = 0;
+        async.during(function(next) {
+            if (calls++ < 1) {
+                next(null, true);
+            } else {
+                test.apply(this, arguments);
+            }
+        }, iterator, callback);
+    };
+
+    function _queue(worker, concurrency, payload) {
+        if (concurrency == null) {
+            concurrency = 1;
+        }
+        else if(concurrency === 0) {
+            throw new Error('Concurrency must not be zero');
+        }
+        function _insert(q, data, pos, callback) {
+            if (callback != null && typeof callback !== "function") {
+                throw new Error("task callback must be a function");
+            }
+            q.started = true;
+            if (!_isArray(data)) {
+                data = [data];
+            }
+            if(data.length === 0 && q.idle()) {
+                // call drain immediately if there are no tasks
+                return async.setImmediate(function() {
+                    q.drain();
+                });
+            }
+            _arrayEach(data, function(task) {
+                var item = {
+                    data: task,
+                    callback: callback || noop
+                };
+
+                if (pos) {
+                    q.tasks.unshift(item);
+                } else {
+                    q.tasks.push(item);
+                }
+
+                if (q.tasks.length === q.concurrency) {
+                    q.saturated();
+                }
+            });
+            async.setImmediate(q.process);
+        }
+        function _next(q, tasks) {
+            return function(){
+                workers -= 1;
+
+                var removed = false;
+                var args = arguments;
+                _arrayEach(tasks, function (task) {
+                    _arrayEach(workersList, function (worker, index) {
+                        if (worker === task && !removed) {
+                            workersList.splice(index, 1);
+                            removed = true;
+                        }
+                    });
+
+                    task.callback.apply(task, args);
+                });
+                if (q.tasks.length + workers === 0) {
+                    q.drain();
+                }
+                q.process();
+            };
+        }
+
+        var workers = 0;
+        var workersList = [];
+        var q = {
+            tasks: [],
+            concurrency: concurrency,
+            payload: payload,
+            saturated: noop,
+            empty: noop,
+            drain: noop,
+            started: false,
+            paused: false,
+            push: function (data, callback) {
+                _insert(q, data, false, callback);
+            },
+            kill: function () {
+                q.drain = noop;
+                q.tasks = [];
+            },
+            unshift: function (data, callback) {
+                _insert(q, data, true, callback);
+            },
+            process: function () {
+                while(!q.paused && workers < q.concurrency && q.tasks.length){
+
+                    var tasks = q.payload ?
+                        q.tasks.splice(0, q.payload) :
+                        q.tasks.splice(0, q.tasks.length);
+
+                    var data = _map(tasks, function (task) {
+                        return task.data;
+                    });
+
+                    if (q.tasks.length === 0) {
+                        q.empty();
+                    }
+                    workers += 1;
+                    workersList.push(tasks[0]);
+                    var cb = only_once(_next(q, tasks));
+                    worker(data, cb);
+                }
+            },
+            length: function () {
+                return q.tasks.length;
+            },
+            running: function () {
+                return workers;
+            },
+            workersList: function () {
+                return workersList;
+            },
+            idle: function() {
+                return q.tasks.length + workers === 0;
+            },
+            pause: function () {
+                q.paused = true;
+            },
+            resume: function () {
+                if (q.paused === false) { return; }
+                q.paused = false;
+                var resumeCount = Math.min(q.concurrency, q.tasks.length);
+                // Need to call q.process once per concurrent
+                // worker to preserve full concurrency after pause
+                for (var w = 1; w <= resumeCount; w++) {
+                    async.setImmediate(q.process);
+                }
+            }
+        };
+        return q;
+    }
+
+    async.queue = function (worker, concurrency) {
+        var q = _queue(function (items, cb) {
+            worker(items[0], cb);
+        }, concurrency, 1);
+
+        return q;
+    };
+
+    async.priorityQueue = function (worker, concurrency) {
+
+        function _compareTasks(a, b){
+            return a.priority - b.priority;
+        }
+
+        function _binarySearch(sequence, item, compare) {
+            var beg = -1,
+                end = sequence.length - 1;
+            while (beg < end) {
+                var mid = beg + ((end - beg + 1) >>> 1);
+                if (compare(item, sequence[mid]) >= 0) {
+                    beg = mid;
+                } else {
+                    end = mid - 1;
+                }
+            }
+            return beg;
+        }
+
+        function _insert(q, data, priority, callback) {
+            if (callback != null && typeof callback !== "function") {
+                throw new Error("task callback must be a function");
+            }
+            q.started = true;
+            if (!_isArray(data)) {
+                data = [data];
+            }
+            if(data.length === 0) {
+                // call drain immediately if there are no tasks
+                return async.setImmediate(function() {
+                    q.drain();
+                });
+            }
+            _arrayEach(data, function(task) {
+                var item = {
+                    data: task,
+                    priority: priority,
+                    callback: typeof callback === 'function' ? callback : noop
+                };
+
+                q.tasks.splice(_binarySearch(q.tasks, item, _compareTasks) + 1, 0, item);
+
+                if (q.tasks.length === q.concurrency) {
+                    q.saturated();
+                }
+                async.setImmediate(q.process);
+            });
+        }
+
+        // Start with a normal queue
+        var q = async.queue(worker, concurrency);
+
+        // Override push to accept second parameter representing priority
+        q.push = function (data, priority, callback) {
+            _insert(q, data, priority, callback);
+        };
+
+        // Remove unshift function
+        delete q.unshift;
+
+        return q;
+    };
+
+    async.cargo = function (worker, payload) {
+        return _queue(worker, 1, payload);
+    };
+
+    function _console_fn(name) {
+        return _restParam(function (fn, args) {
+            fn.apply(null, args.concat([_restParam(function (err, args) {
+                if (typeof console === 'object') {
+                    if (err) {
+                        if (console.error) {
+                            console.error(err);
+                        }
+                    }
+                    else if (console[name]) {
+                        _arrayEach(args, function (x) {
+                            console[name](x);
+                        });
+                    }
+                }
+            })]));
+        });
+    }
+    async.log = _console_fn('log');
+    async.dir = _console_fn('dir');
+    /*async.info = _console_fn('info');
+    async.warn = _console_fn('warn');
+    async.error = _console_fn('error');*/
+
+    async.memoize = function (fn, hasher) {
+        var memo = {};
+        var queues = {};
+        var has = Object.prototype.hasOwnProperty;
+        hasher = hasher || identity;
+        var memoized = _restParam(function memoized(args) {
+            var callback = args.pop();
+            var key = hasher.apply(null, args);
+            if (has.call(memo, key)) {   
+                async.setImmediate(function () {
+                    callback.apply(null, memo[key]);
+                });
+            }
+            else if (has.call(queues, key)) {
+                queues[key].push(callback);
+            }
+            else {
+                queues[key] = [callback];
+                fn.apply(null, args.concat([_restParam(function (args) {
+                    memo[key] = args;
+                    var q = queues[key];
+                    delete queues[key];
+                    for (var i = 0, l = q.length; i < l; i++) {
+                        q[i].apply(null, args);
+                    }
+                })]));
+            }
+        });
+        memoized.memo = memo;
+        memoized.unmemoized = fn;
+        return memoized;
+    };
+
+    async.unmemoize = function (fn) {
+        return function () {
+            return (fn.unmemoized || fn).apply(null, arguments);
+        };
+    };
+
+    function _times(mapper) {
+        return function (count, iterator, callback) {
+            mapper(_range(count), iterator, callback);
+        };
+    }
+
+    async.times = _times(async.map);
+    async.timesSeries = _times(async.mapSeries);
+    async.timesLimit = function (count, limit, iterator, callback) {
+        return async.mapLimit(_range(count), limit, iterator, callback);
+    };
+
+    async.seq = function (/* functions... */) {
+        var fns = arguments;
+        return _restParam(function (args) {
+            var that = this;
+
+            var callback = args[args.length - 1];
+            if (typeof callback == 'function') {
+                args.pop();
+            } else {
+                callback = noop;
+            }
+
+            async.reduce(fns, args, function (newargs, fn, cb) {
+                fn.apply(that, newargs.concat([_restParam(function (err, nextargs) {
+                    cb(err, nextargs);
+                })]));
+            },
+            function (err, results) {
+                callback.apply(that, [err].concat(results));
+            });
+        });
+    };
+
+    async.compose = function (/* functions... */) {
+        return async.seq.apply(null, Array.prototype.reverse.call(arguments));
+    };
+
+
+    function _applyEach(eachfn) {
+        return _restParam(function(fns, args) {
+            var go = _restParam(function(args) {
+                var that = this;
+                var callback = args.pop();
+                return eachfn(fns, function (fn, _, cb) {
+                    fn.apply(that, args.concat([cb]));
+                },
+                callback);
+            });
+            if (args.length) {
+                return go.apply(this, args);
+            }
+            else {
+                return go;
+            }
+        });
+    }
+
+    async.applyEach = _applyEach(async.eachOf);
+    async.applyEachSeries = _applyEach(async.eachOfSeries);
+
+
+    async.forever = function (fn, callback) {
+        var done = only_once(callback || noop);
+        var task = ensureAsync(fn);
+        function next(err) {
+            if (err) {
+                return done(err);
+            }
+            task(next);
+        }
+        next();
+    };
+
+    function ensureAsync(fn) {
+        return _restParam(function (args) {
+            var callback = args.pop();
+            args.push(function () {
+                var innerArgs = arguments;
+                if (sync) {
+                    async.setImmediate(function () {
+                        callback.apply(null, innerArgs);
+                    });
+                } else {
+                    callback.apply(null, innerArgs);
+                }
+            });
+            var sync = true;
+            fn.apply(this, args);
+            sync = false;
+        });
+    }
+
+    async.ensureAsync = ensureAsync;
+
+    async.constant = _restParam(function(values) {
+        var args = [null].concat(values);
+        return function (callback) {
+            return callback.apply(this, args);
+        };
+    });
+
+    async.wrapSync =
+    async.asyncify = function asyncify(func) {
+        return _restParam(function (args) {
+            var callback = args.pop();
+            var result;
+            try {
+                result = func.apply(this, args);
+            } catch (e) {
+                return callback(e);
+            }
+            // if result is Promise object
+            if (_isObject(result) && typeof result.then === "function") {
+                result.then(function(value) {
+                    callback(null, value);
+                })["catch"](function(err) {
+                    callback(err.message ? err : new Error(err));
+                });
+            } else {
+                callback(null, result);
+            }
+        });
+    };
+
+    // Node.js
+    if (typeof module === 'object' && module.exports) {
+        module.exports = async;
+    }
+    // AMD / RequireJS
+    else if (typeof define === 'function' && define.amd) {
+        define([], function () {
+            return async;
+        });
+    }
+    // included directly via <script> tag
+    else {
+        root.async = async;
+    }
+
+}());
diff --git a/aws-sandol-api/node_modules/hasbin/node_modules/async/dist/async.min.js b/aws-sandol-api/node_modules/hasbin/node_modules/async/dist/async.min.js
new file mode 100644
index 00000000..2490016a
--- /dev/null
+++ b/aws-sandol-api/node_modules/hasbin/node_modules/async/dist/async.min.js
@@ -0,0 +1,2 @@
+!function(){function n(){}function t(n){return n}function e(n){return!!n}function r(n){return!n}function u(n){return function(){if(null===n)throw new Error("Callback was already called.");n.apply(this,arguments),n=null}}function i(n){return function(){null!==n&&(n.apply(this,arguments),n=null)}}function o(n){return M(n)||"number"==typeof n.length&&n.length>=0&&n.length%1===0}function c(n,t){for(var e=-1,r=n.length;++e<r;)t(n[e],e,n)}function a(n,t){for(var e=-1,r=n.length,u=Array(r);++e<r;)u[e]=t(n[e],e,n);return u}function f(n){return a(Array(n),function(n,t){return t})}function l(n,t,e){return c(n,function(n,r,u){e=t(e,n,r,u)}),e}function s(n,t){c(W(n),function(e){t(n[e],e)})}function p(n,t){for(var e=0;e<n.length;e++)if(n[e]===t)return e;return-1}function h(n){var t,e,r=-1;return o(n)?(t=n.length,function(){return r++,t>r?r:null}):(e=W(n),t=e.length,function(){return r++,t>r?e[r]:null})}function m(n,t){return t=null==t?n.length-1:+t,function(){for(var 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+//# sourceMappingURL=dist/async.min.map
\ No newline at end of file
diff --git a/aws-sandol-api/node_modules/hasbin/node_modules/async/lib/async.js b/aws-sandol-api/node_modules/hasbin/node_modules/async/lib/async.js
new file mode 100644
index 00000000..31e7620f
--- /dev/null
+++ b/aws-sandol-api/node_modules/hasbin/node_modules/async/lib/async.js
@@ -0,0 +1,1265 @@
+/*!
+ * async
+ * https://github.com/caolan/async
+ *
+ * Copyright 2010-2014 Caolan McMahon
+ * Released under the MIT license
+ */
+(function () {
+
+    var async = {};
+    function noop() {}
+    function identity(v) {
+        return v;
+    }
+    function toBool(v) {
+        return !!v;
+    }
+    function notId(v) {
+        return !v;
+    }
+
+    // global on the server, window in the browser
+    var previous_async;
+
+    // Establish the root object, `window` (`self`) in the browser, `global`
+    // on the server, or `this` in some virtual machines. We use `self`
+    // instead of `window` for `WebWorker` support.
+    var root = typeof self === 'object' && self.self === self && self ||
+            typeof global === 'object' && global.global === global && global ||
+            this;
+
+    if (root != null) {
+        previous_async = root.async;
+    }
+
+    async.noConflict = function () {
+        root.async = previous_async;
+        return async;
+    };
+
+    function only_once(fn) {
+        return function() {
+            if (fn === null) throw new Error("Callback was already called.");
+            fn.apply(this, arguments);
+            fn = null;
+        };
+    }
+
+    function _once(fn) {
+        return function() {
+            if (fn === null) return;
+            fn.apply(this, arguments);
+            fn = null;
+        };
+    }
+
+    //// cross-browser compatiblity functions ////
+
+    var _toString = Object.prototype.toString;
+
+    var _isArray = Array.isArray || function (obj) {
+        return _toString.call(obj) === '[object Array]';
+    };
+
+    // Ported from underscore.js isObject
+    var _isObject = function(obj) {
+        var type = typeof obj;
+        return type === 'function' || type === 'object' && !!obj;
+    };
+
+    function _isArrayLike(arr) {
+        return _isArray(arr) || (
+            // has a positive integer length property
+            typeof arr.length === "number" &&
+            arr.length >= 0 &&
+            arr.length % 1 === 0
+        );
+    }
+
+    function _arrayEach(arr, iterator) {
+        var index = -1,
+            length = arr.length;
+
+        while (++index < length) {
+            iterator(arr[index], index, arr);
+        }
+    }
+
+    function _map(arr, iterator) {
+        var index = -1,
+            length = arr.length,
+            result = Array(length);
+
+        while (++index < length) {
+            result[index] = iterator(arr[index], index, arr);
+        }
+        return result;
+    }
+
+    function _range(count) {
+        return _map(Array(count), function (v, i) { return i; });
+    }
+
+    function _reduce(arr, iterator, memo) {
+        _arrayEach(arr, function (x, i, a) {
+            memo = iterator(memo, x, i, a);
+        });
+        return memo;
+    }
+
+    function _forEachOf(object, iterator) {
+        _arrayEach(_keys(object), function (key) {
+            iterator(object[key], key);
+        });
+    }
+
+    function _indexOf(arr, item) {
+        for (var i = 0; i < arr.length; i++) {
+            if (arr[i] === item) return i;
+        }
+        return -1;
+    }
+
+    var _keys = Object.keys || function (obj) {
+        var keys = [];
+        for (var k in obj) {
+            if (obj.hasOwnProperty(k)) {
+                keys.push(k);
+            }
+        }
+        return keys;
+    };
+
+    function _keyIterator(coll) {
+        var i = -1;
+        var len;
+        var keys;
+        if (_isArrayLike(coll)) {
+            len = coll.length;
+            return function next() {
+                i++;
+                return i < len ? i : null;
+            };
+        } else {
+            keys = _keys(coll);
+            len = keys.length;
+            return function next() {
+                i++;
+                return i < len ? keys[i] : null;
+            };
+        }
+    }
+
+    // Similar to ES6's rest param (http://ariya.ofilabs.com/2013/03/es6-and-rest-parameter.html)
+    // This accumulates the arguments passed into an array, after a given index.
+    // From underscore.js (https://github.com/jashkenas/underscore/pull/2140).
+    function _restParam(func, startIndex) {
+        startIndex = startIndex == null ? func.length - 1 : +startIndex;
+        return function() {
+            var length = Math.max(arguments.length - startIndex, 0);
+            var rest = Array(length);
+            for (var index = 0; index < length; index++) {
+                rest[index] = arguments[index + startIndex];
+            }
+            switch (startIndex) {
+                case 0: return func.call(this, rest);
+                case 1: return func.call(this, arguments[0], rest);
+            }
+            // Currently unused but handle cases outside of the switch statement:
+            // var args = Array(startIndex + 1);
+            // for (index = 0; index < startIndex; index++) {
+            //     args[index] = arguments[index];
+            // }
+            // args[startIndex] = rest;
+            // return func.apply(this, args);
+        };
+    }
+
+    function _withoutIndex(iterator) {
+        return function (value, index, callback) {
+            return iterator(value, callback);
+        };
+    }
+
+    //// exported async module functions ////
+
+    //// nextTick implementation with browser-compatible fallback ////
+
+    // capture the global reference to guard against fakeTimer mocks
+    var _setImmediate = typeof setImmediate === 'function' && setImmediate;
+
+    var _delay = _setImmediate ? function(fn) {
+        // not a direct alias for IE10 compatibility
+        _setImmediate(fn);
+    } : function(fn) {
+        setTimeout(fn, 0);
+    };
+
+    if (typeof process === 'object' && typeof process.nextTick === 'function') {
+        async.nextTick = process.nextTick;
+    } else {
+        async.nextTick = _delay;
+    }
+    async.setImmediate = _setImmediate ? _delay : async.nextTick;
+
+
+    async.forEach =
+    async.each = function (arr, iterator, callback) {
+        return async.eachOf(arr, _withoutIndex(iterator), callback);
+    };
+
+    async.forEachSeries =
+    async.eachSeries = function (arr, iterator, callback) {
+        return async.eachOfSeries(arr, _withoutIndex(iterator), callback);
+    };
+
+
+    async.forEachLimit =
+    async.eachLimit = function (arr, limit, iterator, callback) {
+        return _eachOfLimit(limit)(arr, _withoutIndex(iterator), callback);
+    };
+
+    async.forEachOf =
+    async.eachOf = function (object, iterator, callback) {
+        callback = _once(callback || noop);
+        object = object || [];
+
+        var iter = _keyIterator(object);
+        var key, completed = 0;
+
+        while ((key = iter()) != null) {
+            completed += 1;
+            iterator(object[key], key, only_once(done));
+        }
+
+        if (completed === 0) callback(null);
+
+        function done(err) {
+            completed--;
+            if (err) {
+                callback(err);
+            }
+            // Check key is null in case iterator isn't exhausted
+            // and done resolved synchronously.
+            else if (key === null && completed <= 0) {
+                callback(null);
+            }
+        }
+    };
+
+    async.forEachOfSeries =
+    async.eachOfSeries = function (obj, iterator, callback) {
+        callback = _once(callback || noop);
+        obj = obj || [];
+        var nextKey = _keyIterator(obj);
+        var key = nextKey();
+        function iterate() {
+            var sync = true;
+            if (key === null) {
+                return callback(null);
+            }
+            iterator(obj[key], key, only_once(function (err) {
+                if (err) {
+                    callback(err);
+                }
+                else {
+                    key = nextKey();
+                    if (key === null) {
+                        return callback(null);
+                    } else {
+                        if (sync) {
+                            async.setImmediate(iterate);
+                        } else {
+                            iterate();
+                        }
+                    }
+                }
+            }));
+            sync = false;
+        }
+        iterate();
+    };
+
+
+
+    async.forEachOfLimit =
+    async.eachOfLimit = function (obj, limit, iterator, callback) {
+        _eachOfLimit(limit)(obj, iterator, callback);
+    };
+
+    function _eachOfLimit(limit) {
+
+        return function (obj, iterator, callback) {
+            callback = _once(callback || noop);
+            obj = obj || [];
+            var nextKey = _keyIterator(obj);
+            if (limit <= 0) {
+                return callback(null);
+            }
+            var done = false;
+            var running = 0;
+            var errored = false;
+
+            (function replenish () {
+                if (done && running <= 0) {
+                    return callback(null);
+                }
+
+                while (running < limit && !errored) {
+                    var key = nextKey();
+                    if (key === null) {
+                        done = true;
+                        if (running <= 0) {
+                            callback(null);
+                        }
+                        return;
+                    }
+                    running += 1;
+                    iterator(obj[key], key, only_once(function (err) {
+                        running -= 1;
+                        if (err) {
+                            callback(err);
+                            errored = true;
+                        }
+                        else {
+                            replenish();
+                        }
+                    }));
+                }
+            })();
+        };
+    }
+
+
+    function doParallel(fn) {
+        return function (obj, iterator, callback) {
+            return fn(async.eachOf, obj, iterator, callback);
+        };
+    }
+    function doParallelLimit(fn) {
+        return function (obj, limit, iterator, callback) {
+            return fn(_eachOfLimit(limit), obj, iterator, callback);
+        };
+    }
+    function doSeries(fn) {
+        return function (obj, iterator, callback) {
+            return fn(async.eachOfSeries, obj, iterator, callback);
+        };
+    }
+
+    function _asyncMap(eachfn, arr, iterator, callback) {
+        callback = _once(callback || noop);
+        arr = arr || [];
+        var results = _isArrayLike(arr) ? [] : {};
+        eachfn(arr, function (value, index, callback) {
+            iterator(value, function (err, v) {
+                results[index] = v;
+                callback(err);
+            });
+        }, function (err) {
+            callback(err, results);
+        });
+    }
+
+    async.map = doParallel(_asyncMap);
+    async.mapSeries = doSeries(_asyncMap);
+    async.mapLimit = doParallelLimit(_asyncMap);
+
+    // reduce only has a series version, as doing reduce in parallel won't
+    // work in many situations.
+    async.inject =
+    async.foldl =
+    async.reduce = function (arr, memo, iterator, callback) {
+        async.eachOfSeries(arr, function (x, i, callback) {
+            iterator(memo, x, function (err, v) {
+                memo = v;
+                callback(err);
+            });
+        }, function (err) {
+            callback(err, memo);
+        });
+    };
+
+    async.foldr =
+    async.reduceRight = function (arr, memo, iterator, callback) {
+        var reversed = _map(arr, identity).reverse();
+        async.reduce(reversed, memo, iterator, callback);
+    };
+
+    async.transform = function (arr, memo, iterator, callback) {
+        if (arguments.length === 3) {
+            callback = iterator;
+            iterator = memo;
+            memo = _isArray(arr) ? [] : {};
+        }
+
+        async.eachOf(arr, function(v, k, cb) {
+            iterator(memo, v, k, cb);
+        }, function(err) {
+            callback(err, memo);
+        });
+    };
+
+    function _filter(eachfn, arr, iterator, callback) {
+        var results = [];
+        eachfn(arr, function (x, index, callback) {
+            iterator(x, function (v) {
+                if (v) {
+                    results.push({index: index, value: x});
+                }
+                callback();
+            });
+        }, function () {
+            callback(_map(results.sort(function (a, b) {
+                return a.index - b.index;
+            }), function (x) {
+                return x.value;
+            }));
+        });
+    }
+
+    async.select =
+    async.filter = doParallel(_filter);
+
+    async.selectLimit =
+    async.filterLimit = doParallelLimit(_filter);
+
+    async.selectSeries =
+    async.filterSeries = doSeries(_filter);
+
+    function _reject(eachfn, arr, iterator, callback) {
+        _filter(eachfn, arr, function(value, cb) {
+            iterator(value, function(v) {
+                cb(!v);
+            });
+        }, callback);
+    }
+    async.reject = doParallel(_reject);
+    async.rejectLimit = doParallelLimit(_reject);
+    async.rejectSeries = doSeries(_reject);
+
+    function _createTester(eachfn, check, getResult) {
+        return function(arr, limit, iterator, cb) {
+            function done() {
+                if (cb) cb(getResult(false, void 0));
+            }
+            function iteratee(x, _, callback) {
+                if (!cb) return callback();
+                iterator(x, function (v) {
+                    if (cb && check(v)) {
+                        cb(getResult(true, x));
+                        cb = iterator = false;
+                    }
+                    callback();
+                });
+            }
+            if (arguments.length > 3) {
+                eachfn(arr, limit, iteratee, done);
+            } else {
+                cb = iterator;
+                iterator = limit;
+                eachfn(arr, iteratee, done);
+            }
+        };
+    }
+
+    async.any =
+    async.some = _createTester(async.eachOf, toBool, identity);
+
+    async.someLimit = _createTester(async.eachOfLimit, toBool, identity);
+
+    async.all =
+    async.every = _createTester(async.eachOf, notId, notId);
+
+    async.everyLimit = _createTester(async.eachOfLimit, notId, notId);
+
+    function _findGetResult(v, x) {
+        return x;
+    }
+    async.detect = _createTester(async.eachOf, identity, _findGetResult);
+    async.detectSeries = _createTester(async.eachOfSeries, identity, _findGetResult);
+    async.detectLimit = _createTester(async.eachOfLimit, identity, _findGetResult);
+
+    async.sortBy = function (arr, iterator, callback) {
+        async.map(arr, function (x, callback) {
+            iterator(x, function (err, criteria) {
+                if (err) {
+                    callback(err);
+                }
+                else {
+                    callback(null, {value: x, criteria: criteria});
+                }
+            });
+        }, function (err, results) {
+            if (err) {
+                return callback(err);
+            }
+            else {
+                callback(null, _map(results.sort(comparator), function (x) {
+                    return x.value;
+                }));
+            }
+
+        });
+
+        function comparator(left, right) {
+            var a = left.criteria, b = right.criteria;
+            return a < b ? -1 : a > b ? 1 : 0;
+        }
+    };
+
+    async.auto = function (tasks, concurrency, callback) {
+        if (typeof arguments[1] === 'function') {
+            // concurrency is optional, shift the args.
+            callback = concurrency;
+            concurrency = null;
+        }
+        callback = _once(callback || noop);
+        var keys = _keys(tasks);
+        var remainingTasks = keys.length;
+        if (!remainingTasks) {
+            return callback(null);
+        }
+        if (!concurrency) {
+            concurrency = remainingTasks;
+        }
+
+        var results = {};
+        var runningTasks = 0;
+
+        var hasError = false;
+
+        var listeners = [];
+        function addListener(fn) {
+            listeners.unshift(fn);
+        }
+        function removeListener(fn) {
+            var idx = _indexOf(listeners, fn);
+            if (idx >= 0) listeners.splice(idx, 1);
+        }
+        function taskComplete() {
+            remainingTasks--;
+            _arrayEach(listeners.slice(0), function (fn) {
+                fn();
+            });
+        }
+
+        addListener(function () {
+            if (!remainingTasks) {
+                callback(null, results);
+            }
+        });
+
+        _arrayEach(keys, function (k) {
+            if (hasError) return;
+            var task = _isArray(tasks[k]) ? tasks[k]: [tasks[k]];
+            var taskCallback = _restParam(function(err, args) {
+                runningTasks--;
+                if (args.length <= 1) {
+                    args = args[0];
+                }
+                if (err) {
+                    var safeResults = {};
+                    _forEachOf(results, function(val, rkey) {
+                        safeResults[rkey] = val;
+                    });
+                    safeResults[k] = args;
+                    hasError = true;
+
+                    callback(err, safeResults);
+                }
+                else {
+                    results[k] = args;
+                    async.setImmediate(taskComplete);
+                }
+            });
+            var requires = task.slice(0, task.length - 1);
+            // prevent dead-locks
+            var len = requires.length;
+            var dep;
+            while (len--) {
+                if (!(dep = tasks[requires[len]])) {
+                    throw new Error('Has nonexistent dependency in ' + requires.join(', '));
+                }
+                if (_isArray(dep) && _indexOf(dep, k) >= 0) {
+                    throw new Error('Has cyclic dependencies');
+                }
+            }
+            function ready() {
+                return runningTasks < concurrency && _reduce(requires, function (a, x) {
+                    return (a && results.hasOwnProperty(x));
+                }, true) && !results.hasOwnProperty(k);
+            }
+            if (ready()) {
+                runningTasks++;
+                task[task.length - 1](taskCallback, results);
+            }
+            else {
+                addListener(listener);
+            }
+            function listener() {
+                if (ready()) {
+                    runningTasks++;
+                    removeListener(listener);
+                    task[task.length - 1](taskCallback, results);
+                }
+            }
+        });
+    };
+
+
+
+    async.retry = function(times, task, callback) {
+        var DEFAULT_TIMES = 5;
+        var DEFAULT_INTERVAL = 0;
+
+        var attempts = [];
+
+        var opts = {
+            times: DEFAULT_TIMES,
+            interval: DEFAULT_INTERVAL
+        };
+
+        function parseTimes(acc, t){
+            if(typeof t === 'number'){
+                acc.times = parseInt(t, 10) || DEFAULT_TIMES;
+            } else if(typeof t === 'object'){
+                acc.times = parseInt(t.times, 10) || DEFAULT_TIMES;
+                acc.interval = parseInt(t.interval, 10) || DEFAULT_INTERVAL;
+            } else {
+                throw new Error('Unsupported argument type for \'times\': ' + typeof t);
+            }
+        }
+
+        var length = arguments.length;
+        if (length < 1 || length > 3) {
+            throw new Error('Invalid arguments - must be either (task), (task, callback), (times, task) or (times, task, callback)');
+        } else if (length <= 2 && typeof times === 'function') {
+            callback = task;
+            task = times;
+        }
+        if (typeof times !== 'function') {
+            parseTimes(opts, times);
+        }
+        opts.callback = callback;
+        opts.task = task;
+
+        function wrappedTask(wrappedCallback, wrappedResults) {
+            function retryAttempt(task, finalAttempt) {
+                return function(seriesCallback) {
+                    task(function(err, result){
+                        seriesCallback(!err || finalAttempt, {err: err, result: result});
+                    }, wrappedResults);
+                };
+            }
+
+            function retryInterval(interval){
+                return function(seriesCallback){
+                    setTimeout(function(){
+                        seriesCallback(null);
+                    }, interval);
+                };
+            }
+
+            while (opts.times) {
+
+                var finalAttempt = !(opts.times-=1);
+                attempts.push(retryAttempt(opts.task, finalAttempt));
+                if(!finalAttempt && opts.interval > 0){
+                    attempts.push(retryInterval(opts.interval));
+                }
+            }
+
+            async.series(attempts, function(done, data){
+                data = data[data.length - 1];
+                (wrappedCallback || opts.callback)(data.err, data.result);
+            });
+        }
+
+        // If a callback is passed, run this as a controll flow
+        return opts.callback ? wrappedTask() : wrappedTask;
+    };
+
+    async.waterfall = function (tasks, callback) {
+        callback = _once(callback || noop);
+        if (!_isArray(tasks)) {
+            var err = new Error('First argument to waterfall must be an array of functions');
+            return callback(err);
+        }
+        if (!tasks.length) {
+            return callback();
+        }
+        function wrapIterator(iterator) {
+            return _restParam(function (err, args) {
+                if (err) {
+                    callback.apply(null, [err].concat(args));
+                }
+                else {
+                    var next = iterator.next();
+                    if (next) {
+                        args.push(wrapIterator(next));
+                    }
+                    else {
+                        args.push(callback);
+                    }
+                    ensureAsync(iterator).apply(null, args);
+                }
+            });
+        }
+        wrapIterator(async.iterator(tasks))();
+    };
+
+    function _parallel(eachfn, tasks, callback) {
+        callback = callback || noop;
+        var results = _isArrayLike(tasks) ? [] : {};
+
+        eachfn(tasks, function (task, key, callback) {
+            task(_restParam(function (err, args) {
+                if (args.length <= 1) {
+                    args = args[0];
+                }
+                results[key] = args;
+                callback(err);
+            }));
+        }, function (err) {
+            callback(err, results);
+        });
+    }
+
+    async.parallel = function (tasks, callback) {
+        _parallel(async.eachOf, tasks, callback);
+    };
+
+    async.parallelLimit = function(tasks, limit, callback) {
+        _parallel(_eachOfLimit(limit), tasks, callback);
+    };
+
+    async.series = function(tasks, callback) {
+        _parallel(async.eachOfSeries, tasks, callback);
+    };
+
+    async.iterator = function (tasks) {
+        function makeCallback(index) {
+            function fn() {
+                if (tasks.length) {
+                    tasks[index].apply(null, arguments);
+                }
+                return fn.next();
+            }
+            fn.next = function () {
+                return (index < tasks.length - 1) ? makeCallback(index + 1): null;
+            };
+            return fn;
+        }
+        return makeCallback(0);
+    };
+
+    async.apply = _restParam(function (fn, args) {
+        return _restParam(function (callArgs) {
+            return fn.apply(
+                null, args.concat(callArgs)
+            );
+        });
+    });
+
+    function _concat(eachfn, arr, fn, callback) {
+        var result = [];
+        eachfn(arr, function (x, index, cb) {
+            fn(x, function (err, y) {
+                result = result.concat(y || []);
+                cb(err);
+            });
+        }, function (err) {
+            callback(err, result);
+        });
+    }
+    async.concat = doParallel(_concat);
+    async.concatSeries = doSeries(_concat);
+
+    async.whilst = function (test, iterator, callback) {
+        callback = callback || noop;
+        if (test()) {
+            var next = _restParam(function(err, args) {
+                if (err) {
+                    callback(err);
+                } else if (test.apply(this, args)) {
+                    iterator(next);
+                } else {
+                    callback.apply(null, [null].concat(args));
+                }
+            });
+            iterator(next);
+        } else {
+            callback(null);
+        }
+    };
+
+    async.doWhilst = function (iterator, test, callback) {
+        var calls = 0;
+        return async.whilst(function() {
+            return ++calls <= 1 || test.apply(this, arguments);
+        }, iterator, callback);
+    };
+
+    async.until = function (test, iterator, callback) {
+        return async.whilst(function() {
+            return !test.apply(this, arguments);
+        }, iterator, callback);
+    };
+
+    async.doUntil = function (iterator, test, callback) {
+        return async.doWhilst(iterator, function() {
+            return !test.apply(this, arguments);
+        }, callback);
+    };
+
+    async.during = function (test, iterator, callback) {
+        callback = callback || noop;
+
+        var next = _restParam(function(err, args) {
+            if (err) {
+                callback(err);
+            } else {
+                args.push(check);
+                test.apply(this, args);
+            }
+        });
+
+        var check = function(err, truth) {
+            if (err) {
+                callback(err);
+            } else if (truth) {
+                iterator(next);
+            } else {
+                callback(null);
+            }
+        };
+
+        test(check);
+    };
+
+    async.doDuring = function (iterator, test, callback) {
+        var calls = 0;
+        async.during(function(next) {
+            if (calls++ < 1) {
+                next(null, true);
+            } else {
+                test.apply(this, arguments);
+            }
+        }, iterator, callback);
+    };
+
+    function _queue(worker, concurrency, payload) {
+        if (concurrency == null) {
+            concurrency = 1;
+        }
+        else if(concurrency === 0) {
+            throw new Error('Concurrency must not be zero');
+        }
+        function _insert(q, data, pos, callback) {
+            if (callback != null && typeof callback !== "function") {
+                throw new Error("task callback must be a function");
+            }
+            q.started = true;
+            if (!_isArray(data)) {
+                data = [data];
+            }
+            if(data.length === 0 && q.idle()) {
+                // call drain immediately if there are no tasks
+                return async.setImmediate(function() {
+                    q.drain();
+                });
+            }
+            _arrayEach(data, function(task) {
+                var item = {
+                    data: task,
+                    callback: callback || noop
+                };
+
+                if (pos) {
+                    q.tasks.unshift(item);
+                } else {
+                    q.tasks.push(item);
+                }
+
+                if (q.tasks.length === q.concurrency) {
+                    q.saturated();
+                }
+            });
+            async.setImmediate(q.process);
+        }
+        function _next(q, tasks) {
+            return function(){
+                workers -= 1;
+
+                var removed = false;
+                var args = arguments;
+                _arrayEach(tasks, function (task) {
+                    _arrayEach(workersList, function (worker, index) {
+                        if (worker === task && !removed) {
+                            workersList.splice(index, 1);
+                            removed = true;
+                        }
+                    });
+
+                    task.callback.apply(task, args);
+                });
+                if (q.tasks.length + workers === 0) {
+                    q.drain();
+                }
+                q.process();
+            };
+        }
+
+        var workers = 0;
+        var workersList = [];
+        var q = {
+            tasks: [],
+            concurrency: concurrency,
+            payload: payload,
+            saturated: noop,
+            empty: noop,
+            drain: noop,
+            started: false,
+            paused: false,
+            push: function (data, callback) {
+                _insert(q, data, false, callback);
+            },
+            kill: function () {
+                q.drain = noop;
+                q.tasks = [];
+            },
+            unshift: function (data, callback) {
+                _insert(q, data, true, callback);
+            },
+            process: function () {
+                while(!q.paused && workers < q.concurrency && q.tasks.length){
+
+                    var tasks = q.payload ?
+                        q.tasks.splice(0, q.payload) :
+                        q.tasks.splice(0, q.tasks.length);
+
+                    var data = _map(tasks, function (task) {
+                        return task.data;
+                    });
+
+                    if (q.tasks.length === 0) {
+                        q.empty();
+                    }
+                    workers += 1;
+                    workersList.push(tasks[0]);
+                    var cb = only_once(_next(q, tasks));
+                    worker(data, cb);
+                }
+            },
+            length: function () {
+                return q.tasks.length;
+            },
+            running: function () {
+                return workers;
+            },
+            workersList: function () {
+                return workersList;
+            },
+            idle: function() {
+                return q.tasks.length + workers === 0;
+            },
+            pause: function () {
+                q.paused = true;
+            },
+            resume: function () {
+                if (q.paused === false) { return; }
+                q.paused = false;
+                var resumeCount = Math.min(q.concurrency, q.tasks.length);
+                // Need to call q.process once per concurrent
+                // worker to preserve full concurrency after pause
+                for (var w = 1; w <= resumeCount; w++) {
+                    async.setImmediate(q.process);
+                }
+            }
+        };
+        return q;
+    }
+
+    async.queue = function (worker, concurrency) {
+        var q = _queue(function (items, cb) {
+            worker(items[0], cb);
+        }, concurrency, 1);
+
+        return q;
+    };
+
+    async.priorityQueue = function (worker, concurrency) {
+
+        function _compareTasks(a, b){
+            return a.priority - b.priority;
+        }
+
+        function _binarySearch(sequence, item, compare) {
+            var beg = -1,
+                end = sequence.length - 1;
+            while (beg < end) {
+                var mid = beg + ((end - beg + 1) >>> 1);
+                if (compare(item, sequence[mid]) >= 0) {
+                    beg = mid;
+                } else {
+                    end = mid - 1;
+                }
+            }
+            return beg;
+        }
+
+        function _insert(q, data, priority, callback) {
+            if (callback != null && typeof callback !== "function") {
+                throw new Error("task callback must be a function");
+            }
+            q.started = true;
+            if (!_isArray(data)) {
+                data = [data];
+            }
+            if(data.length === 0) {
+                // call drain immediately if there are no tasks
+                return async.setImmediate(function() {
+                    q.drain();
+                });
+            }
+            _arrayEach(data, function(task) {
+                var item = {
+                    data: task,
+                    priority: priority,
+                    callback: typeof callback === 'function' ? callback : noop
+                };
+
+                q.tasks.splice(_binarySearch(q.tasks, item, _compareTasks) + 1, 0, item);
+
+                if (q.tasks.length === q.concurrency) {
+                    q.saturated();
+                }
+                async.setImmediate(q.process);
+            });
+        }
+
+        // Start with a normal queue
+        var q = async.queue(worker, concurrency);
+
+        // Override push to accept second parameter representing priority
+        q.push = function (data, priority, callback) {
+            _insert(q, data, priority, callback);
+        };
+
+        // Remove unshift function
+        delete q.unshift;
+
+        return q;
+    };
+
+    async.cargo = function (worker, payload) {
+        return _queue(worker, 1, payload);
+    };
+
+    function _console_fn(name) {
+        return _restParam(function (fn, args) {
+            fn.apply(null, args.concat([_restParam(function (err, args) {
+                if (typeof console === 'object') {
+                    if (err) {
+                        if (console.error) {
+                            console.error(err);
+                        }
+                    }
+                    else if (console[name]) {
+                        _arrayEach(args, function (x) {
+                            console[name](x);
+                        });
+                    }
+                }
+            })]));
+        });
+    }
+    async.log = _console_fn('log');
+    async.dir = _console_fn('dir');
+    /*async.info = _console_fn('info');
+    async.warn = _console_fn('warn');
+    async.error = _console_fn('error');*/
+
+    async.memoize = function (fn, hasher) {
+        var memo = {};
+        var queues = {};
+        var has = Object.prototype.hasOwnProperty;
+        hasher = hasher || identity;
+        var memoized = _restParam(function memoized(args) {
+            var callback = args.pop();
+            var key = hasher.apply(null, args);
+            if (has.call(memo, key)) {   
+                async.setImmediate(function () {
+                    callback.apply(null, memo[key]);
+                });
+            }
+            else if (has.call(queues, key)) {
+                queues[key].push(callback);
+            }
+            else {
+                queues[key] = [callback];
+                fn.apply(null, args.concat([_restParam(function (args) {
+                    memo[key] = args;
+                    var q = queues[key];
+                    delete queues[key];
+                    for (var i = 0, l = q.length; i < l; i++) {
+                        q[i].apply(null, args);
+                    }
+                })]));
+            }
+        });
+        memoized.memo = memo;
+        memoized.unmemoized = fn;
+        return memoized;
+    };
+
+    async.unmemoize = function (fn) {
+        return function () {
+            return (fn.unmemoized || fn).apply(null, arguments);
+        };
+    };
+
+    function _times(mapper) {
+        return function (count, iterator, callback) {
+            mapper(_range(count), iterator, callback);
+        };
+    }
+
+    async.times = _times(async.map);
+    async.timesSeries = _times(async.mapSeries);
+    async.timesLimit = function (count, limit, iterator, callback) {
+        return async.mapLimit(_range(count), limit, iterator, callback);
+    };
+
+    async.seq = function (/* functions... */) {
+        var fns = arguments;
+        return _restParam(function (args) {
+            var that = this;
+
+            var callback = args[args.length - 1];
+            if (typeof callback == 'function') {
+                args.pop();
+            } else {
+                callback = noop;
+            }
+
+            async.reduce(fns, args, function (newargs, fn, cb) {
+                fn.apply(that, newargs.concat([_restParam(function (err, nextargs) {
+                    cb(err, nextargs);
+                })]));
+            },
+            function (err, results) {
+                callback.apply(that, [err].concat(results));
+            });
+        });
+    };
+
+    async.compose = function (/* functions... */) {
+        return async.seq.apply(null, Array.prototype.reverse.call(arguments));
+    };
+
+
+    function _applyEach(eachfn) {
+        return _restParam(function(fns, args) {
+            var go = _restParam(function(args) {
+                var that = this;
+                var callback = args.pop();
+                return eachfn(fns, function (fn, _, cb) {
+                    fn.apply(that, args.concat([cb]));
+                },
+                callback);
+            });
+            if (args.length) {
+                return go.apply(this, args);
+            }
+            else {
+                return go;
+            }
+        });
+    }
+
+    async.applyEach = _applyEach(async.eachOf);
+    async.applyEachSeries = _applyEach(async.eachOfSeries);
+
+
+    async.forever = function (fn, callback) {
+        var done = only_once(callback || noop);
+        var task = ensureAsync(fn);
+        function next(err) {
+            if (err) {
+                return done(err);
+            }
+            task(next);
+        }
+        next();
+    };
+
+    function ensureAsync(fn) {
+        return _restParam(function (args) {
+            var callback = args.pop();
+            args.push(function () {
+                var innerArgs = arguments;
+                if (sync) {
+                    async.setImmediate(function () {
+                        callback.apply(null, innerArgs);
+                    });
+                } else {
+                    callback.apply(null, innerArgs);
+                }
+            });
+            var sync = true;
+            fn.apply(this, args);
+            sync = false;
+        });
+    }
+
+    async.ensureAsync = ensureAsync;
+
+    async.constant = _restParam(function(values) {
+        var args = [null].concat(values);
+        return function (callback) {
+            return callback.apply(this, args);
+        };
+    });
+
+    async.wrapSync =
+    async.asyncify = function asyncify(func) {
+        return _restParam(function (args) {
+            var callback = args.pop();
+            var result;
+            try {
+                result = func.apply(this, args);
+            } catch (e) {
+                return callback(e);
+            }
+            // if result is Promise object
+            if (_isObject(result) && typeof result.then === "function") {
+                result.then(function(value) {
+                    callback(null, value);
+                })["catch"](function(err) {
+                    callback(err.message ? err : new Error(err));
+                });
+            } else {
+                callback(null, result);
+            }
+        });
+    };
+
+    // Node.js
+    if (typeof module === 'object' && module.exports) {
+        module.exports = async;
+    }
+    // AMD / RequireJS
+    else if (typeof define === 'function' && define.amd) {
+        define([], function () {
+            return async;
+        });
+    }
+    // included directly via <script> tag
+    else {
+        root.async = async;
+    }
+
+}());
diff --git a/aws-sandol-api/node_modules/hasbin/test/unit/lib/hasbin.js b/aws-sandol-api/node_modules/hasbin/test/unit/lib/hasbin.js
new file mode 100644
index 00000000..c913e76a
--- /dev/null
+++ b/aws-sandol-api/node_modules/hasbin/test/unit/lib/hasbin.js
@@ -0,0 +1,432 @@
+// jshint maxstatements: false
+// jscs:disable disallowMultipleVarDecl, maximumLineLength
+'use strict';
+
+var assert = require('proclaim');
+var mockery = require('mockery');
+var sinon = require('sinon');
+var path = require('path');
+
+describe('lib/hasbin', function () {
+	var fs, hasbin;
+
+	beforeEach(function () {
+
+		process.env.PATH = ['/bin', '/usr/bin', '/usr/local/bin'].join(path.delimiter);
+
+		fs = require('../mock/fs');
+		mockery.registerMock('fs', fs);
+
+		fs.stat.withArgs('/usr/bin/foo').yieldsAsync(null, fs.mockStatIsFile);
+		fs.stat.withArgs('/usr/bin/baz').yieldsAsync(null, fs.mockStatIsFile);
+		fs.stat.withArgs('/usr/bin/error').yieldsAsync(new Error());
+		fs.statSync.withArgs('/usr/bin/foo').returns(fs.mockStatIsFile);
+		fs.statSync.withArgs('/usr/bin/baz').returns(fs.mockStatIsFile);
+		fs.statSync.withArgs('/usr/bin/error').throws(new Error());
+
+		hasbin = require('../../../lib/hasbin');
+
+	});
+
+	it('should be a function', function () {
+		assert.isFunction(hasbin);
+	});
+
+	it('should have an `async` method which aliases `hasbin`', function () {
+		assert.strictEqual(hasbin.async, hasbin);
+	});
+
+	describe('hasbin()', function () {
+		var passingResult, failingResult, errorResult;
+
+		beforeEach(function (done) {
+			hasbin('foo', function (result) {
+				passingResult = result;
+				hasbin('bar', function (result) {
+					failingResult = result;
+					hasbin('error', function (result) {
+						errorResult = result;
+						done();
+					});
+				});
+			});
+		});
+
+		it('should call `fs.stat()` and `stat.isFile()` for the binary on each path in `process.env.PATH`', function () {
+			assert.callCount(fs.stat, 9);
+			assert.calledWith(fs.stat, '/bin/foo');
+			assert.calledWith(fs.stat, '/usr/bin/foo');
+			assert.calledWith(fs.stat, '/usr/local/bin/foo');
+			assert.calledWith(fs.stat, '/bin/bar');
+			assert.calledWith(fs.stat, '/usr/bin/bar');
+			assert.calledWith(fs.stat, '/usr/local/bin/bar');
+			assert.calledWith(fs.stat, '/bin/error');
+			assert.calledWith(fs.stat, '/usr/bin/error');
+			assert.calledWith(fs.stat, '/usr/local/bin/error');
+		});
+
+		it('should callback with `true` if a matching binary is found', function () {
+			assert.isTrue(passingResult);
+		});
+
+		it('should callback with `false` if a matching binary is not found', function () {
+			assert.isFalse(failingResult);
+		});
+
+		it('should callback with `false` if an error occurs', function () {
+			assert.isFalse(errorResult);
+		});
+
+	});
+
+	describe('hasbin() without PATH', function () {
+		var oldPath;
+
+		beforeEach(function (done) {
+			oldPath = process.env.PATH;
+			delete process.env.PATH;
+			hasbin('foo', function () {
+				done();
+			});
+		});
+
+		afterEach(function () {
+			process.env.PATH = oldPath;
+		});
+
+		it('should call `fs.stat()` for the binary alone', function () {
+			assert.callCount(fs.stat, 1);
+			assert.calledWith(fs.stat, 'foo');
+		});
+	});
+
+	describe('hasbin() with PATHEXT', function () {
+		beforeEach(function (done) {
+			process.env.PATHEXT = ['.COM', '.EXE'].join(path.delimiter);
+			hasbin('foo', function () {
+				done();
+			});
+		});
+
+		afterEach(function () {
+			process.env.PATHEXT = '';
+		});
+
+		it('should call `fs.stat()` for the binary on each path in `process.env.PATH` with each extension in `process.env.PATHEXT`', function () {
+			assert.callCount(fs.stat, 6);
+			assert.calledWith(fs.stat, '/bin/foo.COM');
+			assert.calledWith(fs.stat, '/bin/foo.EXE');
+			assert.calledWith(fs.stat, '/usr/bin/foo.COM');
+			assert.calledWith(fs.stat, '/usr/bin/foo.EXE');
+			assert.calledWith(fs.stat, '/usr/local/bin/foo.COM');
+			assert.calledWith(fs.stat, '/usr/local/bin/foo.EXE');
+		});
+	});
+
+	it('should have a `sync` method', function () {
+		assert.isFunction(hasbin.sync);
+	});
+
+	describe('hasbin.sync()', function () {
+		var passingResult, failingResult, errorResult;
+
+		beforeEach(function () {
+			passingResult = hasbin.sync('foo');
+			failingResult = hasbin.sync('bar');
+			errorResult = hasbin.sync('error');
+		});
+
+		it('should call `fs.statSync()` and `stat.isFile()` for the binary on each path in `process.env.PATH`', function () {
+			assert.callCount(fs.statSync, 8);
+			assert.calledWith(fs.statSync, '/bin/foo');
+			assert.calledWith(fs.statSync, '/usr/bin/foo');
+			assert.neverCalledWith(fs.statSync, '/usr/local/bin/foo');
+			assert.calledWith(fs.statSync, '/bin/bar');
+			assert.calledWith(fs.statSync, '/usr/bin/bar');
+			assert.calledWith(fs.statSync, '/usr/local/bin/bar');
+			assert.calledWith(fs.statSync, '/bin/error');
+			assert.calledWith(fs.statSync, '/usr/bin/error');
+			assert.calledWith(fs.statSync, '/usr/local/bin/error');
+		});
+
+		it('should return `true` if a matching binary is found', function () {
+			assert.isTrue(passingResult);
+		});
+
+		it('should return `false` if a matching binary is not found', function () {
+			assert.isFalse(failingResult);
+		});
+
+		it('should return `false` if an error occurs', function () {
+			assert.isFalse(errorResult);
+		});
+
+	});
+
+	it('should have an `all` method', function () {
+		assert.isFunction(hasbin.all);
+	});
+
+	it('should have an `every` method which aliases `all`', function () {
+		assert.strictEqual(hasbin.every, hasbin.all);
+	});
+
+	describe('hasbin.all()', function () {
+		var passingResult, failingResult;
+
+		beforeEach(function (done) {
+			hasbin.async = sinon.stub();
+			hasbin.async.withArgs('foo').yieldsAsync(true);
+			hasbin.async.withArgs('bar').yieldsAsync(true);
+			hasbin.async.withArgs('baz').yieldsAsync(true);
+			hasbin.async.withArgs('qux').yieldsAsync(false);
+			hasbin.all(['foo', 'bar'], function (result) {
+				passingResult = result;
+				hasbin.all(['baz', 'qux'], function (result) {
+					failingResult = result;
+					done();
+				});
+			});
+		});
+
+		it('should call `hasbin.async()` for each binary', function () {
+			assert.callCount(hasbin.async, 4);
+			assert.calledWith(hasbin.async, 'foo');
+			assert.calledWith(hasbin.async, 'bar');
+			assert.calledWith(hasbin.async, 'baz');
+			assert.calledWith(hasbin.async, 'qux');
+		});
+
+		it('should callback with `true` if matching binaries are all found', function () {
+			assert.isTrue(passingResult);
+		});
+
+		it('should callback with `false` if a matching binary is not found', function () {
+			assert.isFalse(failingResult);
+		});
+
+	});
+
+	it('should have an `all.sync` method', function () {
+		assert.isFunction(hasbin.all.sync);
+	});
+
+	it('should have an `every.sync` method which aliases `all.sync`', function () {
+		assert.strictEqual(hasbin.every.sync, hasbin.all.sync);
+	});
+
+	describe('hasbin.all.sync()', function () {
+		var passingResult, failingResult;
+
+		beforeEach(function () {
+			hasbin.sync = sinon.stub();
+			hasbin.sync.withArgs('foo').returns(true);
+			hasbin.sync.withArgs('bar').returns(true);
+			hasbin.sync.withArgs('baz').returns(true);
+			hasbin.sync.withArgs('qux').returns(false);
+			passingResult = hasbin.all.sync(['foo', 'bar']);
+			failingResult = hasbin.all.sync(['baz', 'qux']);
+		});
+
+		it('should call `hasbin.sync()` for each binary', function () {
+			assert.callCount(hasbin.sync, 4);
+			assert.calledWith(hasbin.sync, 'foo');
+			assert.calledWith(hasbin.sync, 'bar');
+			assert.calledWith(hasbin.sync, 'baz');
+			assert.calledWith(hasbin.sync, 'qux');
+		});
+
+		it('should return `true` if matching binaries are all found', function () {
+			assert.isTrue(passingResult);
+		});
+
+		it('should return `false` if a matching binary is not found', function () {
+			assert.isFalse(failingResult);
+		});
+
+	});
+
+	it('should have a `some` method', function () {
+		assert.isFunction(hasbin.some);
+	});
+
+	it('should have an `any` method which aliases `some`', function () {
+		assert.strictEqual(hasbin.any, hasbin.some);
+	});
+
+	describe('hasbin.some()', function () {
+		var passingResult, failingResult;
+
+		beforeEach(function (done) {
+			hasbin.async = sinon.stub();
+			hasbin.async.withArgs('foo').yieldsAsync(true);
+			hasbin.async.withArgs('bar').yieldsAsync(false);
+			hasbin.async.withArgs('baz').yieldsAsync(false);
+			hasbin.async.withArgs('qux').yieldsAsync(false);
+			hasbin.some(['foo', 'bar'], function (result) {
+				passingResult = result;
+				hasbin.some(['baz', 'qux'], function (result) {
+					failingResult = result;
+					done();
+				});
+			});
+		});
+
+		it('should call `hasbin.async()` for each binary', function () {
+			assert.callCount(hasbin.async, 4);
+			assert.calledWith(hasbin.async, 'foo');
+			assert.calledWith(hasbin.async, 'bar');
+			assert.calledWith(hasbin.async, 'baz');
+			assert.calledWith(hasbin.async, 'qux');
+		});
+
+		it('should return `true` if some matching binaries are found', function () {
+			assert.isTrue(passingResult);
+		});
+
+		it('should return `false` if no matching binaries are found', function () {
+			assert.isFalse(failingResult);
+		});
+
+	});
+
+	it('should have a `some.sync` method', function () {
+		assert.isFunction(hasbin.some.sync);
+	});
+
+	it('should have an `any.sync` method which aliases `some.sync`', function () {
+		assert.strictEqual(hasbin.any.sync, hasbin.some.sync);
+	});
+
+	describe('hasbin.some.sync()', function () {
+		var passingResult, failingResult;
+
+		beforeEach(function () {
+			hasbin.sync = sinon.stub();
+			hasbin.sync.withArgs('foo').returns(true);
+			hasbin.sync.withArgs('bar').returns(false);
+			hasbin.sync.withArgs('baz').returns(false);
+			hasbin.sync.withArgs('qux').returns(false);
+			passingResult = hasbin.some.sync(['foo', 'bar']);
+			failingResult = hasbin.some.sync(['baz', 'qux']);
+		});
+
+		it('should call `hasbin.sync()` for each binary', function () {
+			assert.callCount(hasbin.sync, 3);
+			assert.calledWith(hasbin.sync, 'foo');
+			assert.calledWith(hasbin.sync, 'baz');
+			assert.calledWith(hasbin.sync, 'qux');
+		});
+
+		it('should return `true` if some matching binaries are found', function () {
+			assert.isTrue(passingResult);
+		});
+
+		it('should return `false` if no matching binaries are found', function () {
+			assert.isFalse(failingResult);
+		});
+
+	});
+
+	it('should have a `first` method', function () {
+		assert.isFunction(hasbin.first);
+	});
+
+	describe('hasbin.first()', function () {
+		var passingResult, failingResult;
+
+		beforeEach(function (done) {
+			hasbin.async = sinon.stub();
+			hasbin.async.withArgs('foo').yieldsAsync(true);
+			hasbin.async.withArgs('bar').yieldsAsync(false);
+			hasbin.async.withArgs('baz').yieldsAsync(false);
+			hasbin.async.withArgs('qux').yieldsAsync(false);
+			hasbin.first(['foo', 'bar'], function (result) {
+				passingResult = result;
+				hasbin.first(['baz', 'qux'], function (result) {
+					failingResult = result;
+					done();
+				});
+			});
+		});
+
+		it('should call `hasbin.async()` for each binary', function () {
+			assert.callCount(hasbin.async, 4);
+			assert.calledWith(hasbin.async, 'foo');
+			assert.calledWith(hasbin.async, 'bar');
+			assert.calledWith(hasbin.async, 'baz');
+			assert.calledWith(hasbin.async, 'qux');
+		});
+
+		it('should return the name of the first binary if some matching binaries are found', function () {
+			assert.strictEqual('foo', passingResult);
+		});
+
+		it('should return `false` if no matching binaries are found', function () {
+			assert.isFalse(failingResult);
+		});
+	});
+
+	it('should have a `first.sync` method', function () {
+		assert.isFunction(hasbin.first.sync);
+	});
+
+	describe('hasbin.first.sync()', function () {
+		var passingResult, failingResult;
+
+		beforeEach(function () {
+			hasbin.sync = sinon.stub();
+			hasbin.sync.withArgs('foo').returns(true);
+			hasbin.sync.withArgs('bar').returns(false);
+			hasbin.sync.withArgs('baz').returns(false);
+			hasbin.sync.withArgs('qux').returns(false);
+			passingResult = hasbin.first.sync(['foo', 'bar']);
+			failingResult = hasbin.first.sync(['baz', 'qux']);
+		});
+
+		it('should call `hasbin.sync()` for each binary', function () {
+			assert.callCount(hasbin.sync, 4);
+			assert.calledWith(hasbin.sync, 'foo');
+			assert.calledWith(hasbin.sync, 'bar');
+			assert.calledWith(hasbin.sync, 'baz');
+			assert.calledWith(hasbin.sync, 'qux');
+		});
+
+		it('should return the name of the first binary if some matching binaries are found', function () {
+			assert.strictEqual('foo', passingResult);
+		});
+
+		it('should return `false` if no matching binaries are found', function () {
+			assert.isFalse(failingResult);
+		});
+
+	});
+
+	describe('hasbin() with quotes in PATH', function () {
+		var passingResult, oldPath, pathArr;
+
+		beforeEach(function (done) {
+			oldPath = process.env.PATH;
+			pathArr = process.env.PATH.split(path.delimiter);
+			pathArr.push('"/win"');
+			process.env.PATH = pathArr.join(path.delimiter);
+
+			fs.stat.withArgs('/win/norf').yieldsAsync(null, fs.mockStatIsFile);
+			fs.statSync.withArgs('/win/norf').returns(fs.mockStatIsFile);
+
+			hasbin('norf', function (result) {
+				passingResult = result;
+				done();
+			});
+		});
+
+		afterEach(function () {
+			process.env.PATH = oldPath;
+		});
+
+		it('should return `true` if PATH entries are wrapped in quotes and binaries are found', function () {
+			assert.isTrue(passingResult);
+		});
+
+	});
+});