Fixes an issue with double registering a model admin.
Cleans up the Gruntfile by removing explicit loading of grunt tasks
Changes scss file names to follow an underscore/media-queries naming convention
Removes old heroku dependencies from production requirements file.
Adds new scss/css architecture to the gitignore list.
Deleted old css output file
JSDoc comment cleanup
Updates Django to 1.5.4
Adds Django rest framework dependencies to the base pip requirements file.
Code cleanup
Adds the use strict statement to the string.contains polyfill for JSHint compliance
Remove duplicate substrings from Environment's supported OSs