Cleanup Gemfile

Gemfile

-# If you have OpenSSL installed, we recommend updating
-# the following line to use "https"
 source 'http://rubygems.org'
 
-gem "rouge", "~> 1.8.0"
-
-gem "middleman", "~>3.3.0"
-
-# For syntax highlighting
-gem "middleman-syntax"
-
-# Plugin for middleman to generate Github pages
+# Middleman
+gem 'middleman', '~>3.3.0'
+gem 'middleman-livereload', '~> 3.3.0'
 gem 'middleman-gh-pages'
-
-# Live-reloading plugin
-gem "middleman-livereload", "~> 3.3.0"
-
+gem 'middleman-syntax'
+gem 'rouge', '~> 1.8.0'
 gem 'redcarpet', '~> 3.2.1'
 
-# For faster file watcher updates on Windows:
-gem "wdm", "~> 0.1.0", :platforms => [:mswin, :mingw]
+gem 'rake', '~> 10.4.0'
+gem 'therubyracer', platforms: :ruby
 
-# Cross-templating language block fix for Ruby 1.8
+# Trash
+gem 'wdm', '~> 0.1.0', :platforms => [:mswin, :mingw]
 platforms :mri_18 do
-  gem "ruby18_source_location"
+  gem 'ruby18_source_location'
 end
-
-gem "rake", "~> 10.4.0"
-
-gem 'therubyracer', :platforms => :ruby