Disable loading bootstrap-sass at runtime.

It will complain about needing Rails or Compass, but we've actually
inlined their SASS files already anyway.

Gemfile

@@ -2,7 +2,7 @@ source 'https://rubygems.org'
 
 gem 'jekyll'
 gem 'kramdown'
-gem 'bootstrap-sass', git: 'https://github.com/thomas-mcdonald/bootstrap-sass.git', branch: '3'
+# gem 'bootstrap-sass', git: 'https://github.com/thomas-mcdonald/bootstrap-sass.git', branch: '3'
 gem 'jekyll-assets'
 gem 'uglifier'
 gem 'rake'

Gemfile.lock

@@ -1,11 +1,3 @@
-GIT
-  remote: https://github.com/thomas-mcdonald/bootstrap-sass.git
-  revision: 0e88056ac5d58fb0bbd23d3fe929eac01712d964
-  branch: 3
-  specs:
-    bootstrap-sass (3.0.0.0)
-      sass (~> 3.2)
-
 GEM
   remote: https://rubygems.org/
   specs:
@@ -44,7 +36,6 @@ GEM
     rake (0.9.6)
     redcarpet (2.3.0)
     safe_yaml (0.7.1)
-    sass (3.2.12)
     sprockets (2.10.0)
       hike (~> 1.2)
       multi_json (~> 1.0)
@@ -60,7 +51,6 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
-  bootstrap-sass!
   jekyll
   jekyll-assets
   kramdown