updated nav bar list spacing
 add css elements and removed outdated scripts
updated active file highlighter
extracted prettify refresher from master view controller
refactors to folder models
refactored cycle folders
refactored firebase controller
removed comments in handlebars views
removed outdated single file save
Merge pull request #27 from pocket-gophers-2014/current_file_listening

Current file listening
refactored filecycle parsing
added testing for files, folder, and current file models
RED WIP: Zip download refactor
completed jasmine testing for models
removed noteview and moved methods into noteholder
GREEN: Download button prompts a zip file download with proper file structure
  TODO:
  *Switch JSZip reference to a min or CDN
Decreased load time
  *JSZip is loaded through a CDN rather than directly
  *Rearranged NoteView slightly
  *Deleted extraneous comments
Merge pull request #28 from pocket-gophers-2014/download_refactor

Refactored zip downloading feature
minor refactor for private methods
refactored classroomfolders model