diff --git a/package-lock.json b/package-lock.json
index 995816a..fa4f2e4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "ember-fusioncharts",
-  "version": "2.0.1",
+  "version": "2.1.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -764,7 +764,7 @@
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         "readable-stream": {
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-          "resolved": "http://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.6.tgz",
           "integrity": "sha512-tQtKA9WIAhBF3+VLAseyMqZeBjW0AHJoxOtYqSUZNJxauErmLbVm2FW1y+J/YA9dUrAC39ITejlZWhVIwawkKw==",
           "dev": true,
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@@ -6666,7 +6666,7 @@
     },
     "external-editor": {
       "version": "1.1.1",
-      "resolved": "http://registry.npmjs.org/external-editor/-/external-editor-1.1.1.tgz",
+      "resolved": "https://registry.npmjs.org/external-editor/-/external-editor-1.1.1.tgz",
       "integrity": "sha1-Etew24UPf/fnCBuvQAVwAGDEYAs=",
       "dev": true,
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@@ -7859,26 +7859,31 @@
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     },
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-      "version": "4.7.3",
-      "resolved": "https://registry.npmjs.org/handlebars/-/handlebars-4.7.3.tgz",
-      "integrity": "sha512-SRGwSYuNfx8DwHD/6InAPzD6RgeruWLT+B8e8a7gGs8FWgHzlExpTFMEq2IA6QpAfOClpKHy6+8IqTjeBCu6Kg==",
+      "version": "4.7.7",
+      "resolved": "https://registry.npmjs.org/handlebars/-/handlebars-4.7.7.tgz",
+      "integrity": "sha512-aAcXm5OAfE/8IXkcZvCepKU3VzW1/39Fb5ZuqMtgI/hT8X2YgoMvBY5dLhq/cpOvw7Lk1nK/UF71aLG/ZnVYRA==",
       "requires": {
+        "minimist": "^1.2.5",
         "neo-async": "^2.6.0",
-        "optimist": "^0.6.1",
         "source-map": "^0.6.1",
-        "uglify-js": "^3.1.4"
+        "uglify-js": "^3.1.4",
+        "wordwrap": "^1.0.0"
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+        "minimist": {
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+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.5.tgz",
+          "integrity": "sha512-FM9nNUYrRBAELZQT3xeZQ7fmMOBg6nWNmJKTcgsJeaLstP/UODVpGsr5OhXhhXg6f+qtJ8uiZ+PUxkDWcgIXLw=="
+        },
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           "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
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-        "uglify-js": {
-          "version": "3.11.2",
-          "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.11.2.tgz",
-          "integrity": "sha512-G440NU6fewtnQftSgqRV1r2A5ChKbU1gqFCJ7I8S7MPpY/eZZfLGefaY6gUZYiWebMaO+txgiQ1ZyLDuNWJulg==",
-          "optional": true
+        "wordwrap": {
+          "version": "1.0.0",
+          "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-1.0.0.tgz",
+          "integrity": "sha1-J1hIEIkUVqQXHI0CJkQa3pDLyus="
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@@ -8160,7 +8165,7 @@
       "dependencies": {
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-          "resolved": "http://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
           "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ=",
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@@ -8168,7 +8173,7 @@
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     "inquirer": {
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-      "resolved": "http://registry.npmjs.org/inquirer/-/inquirer-2.0.0.tgz",
+      "resolved": "https://registry.npmjs.org/inquirer/-/inquirer-2.0.0.tgz",
       "integrity": "sha1-4TUWh7kNFQykA86qPO+x4wZb70s=",
       "dev": true,
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@@ -9493,7 +9498,7 @@
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-          "resolved": "http://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
           "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ=",
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@@ -9992,7 +9997,7 @@
     },
     "onetime": {
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-      "resolved": "http://registry.npmjs.org/onetime/-/onetime-1.1.0.tgz",
+      "resolved": "https://registry.npmjs.org/onetime/-/onetime-1.1.0.tgz",
       "integrity": "sha1-ofeDj4MUxRbwXs78vEzP4EtO14k=",
       "dev": true
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@@ -10000,6 +10005,7 @@
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       "resolved": "https://registry.npmjs.org/optimist/-/optimist-0.6.1.tgz",
       "integrity": "sha1-2j6nRob6IaGaERwybpDrFaAZZoY=",
+      "dev": true,
       "requires": {
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         "wordwrap": "~0.0.2"
@@ -10490,7 +10496,7 @@
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         "minimist": {
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-          "resolved": "http://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
           "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ=",
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@@ -10883,7 +10889,7 @@
       "dependencies": {
         "minimist": {
           "version": "1.2.0",
-          "resolved": "http://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
           "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ=",
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@@ -11569,7 +11575,7 @@
       "dependencies": {
         "rimraf": {
           "version": "2.2.8",
-          "resolved": "http://registry.npmjs.org/rimraf/-/rimraf-2.2.8.tgz",
+          "resolved": "https://registry.npmjs.org/rimraf/-/rimraf-2.2.8.tgz",
           "integrity": "sha1-5Dm+Kq7jJzIZUnMPmaiSnk/FBYI=",
           "dev": true
         }
@@ -11811,6 +11817,12 @@
         }
       }
     },
+    "uglify-js": {
+      "version": "3.13.5",
+      "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.13.5.tgz",
+      "integrity": "sha512-xtB8yEqIkn7zmOyS2zUNBsYCBRhDkvlNxMMY2smuJ/qA8NCHeQvKCF3i9Z4k8FJH4+PJvZRtMrPynfZ75+CSZw==",
+      "optional": true
+    },
     "underscore": {
       "version": "1.9.1",
       "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.9.1.tgz",
@@ -12058,7 +12070,7 @@
         },
         "minimist": {
           "version": "1.2.0",
-          "resolved": "http://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
+          "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
           "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ=",
           "dev": true
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@@ -12129,7 +12141,8 @@
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       "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-0.0.3.tgz",
-      "integrity": "sha1-o9XabNXAvAAI03I0u68b7WMFkQc="
+      "integrity": "sha1-o9XabNXAvAAI03I0u68b7WMFkQc=",
+      "dev": true
     },
     "workerpool": {
       "version": "2.3.0",