Use grunt-sass, removes Ruby sass gem dependency.

Something is cause an error with the font-face declarations. Commenting them out for now.
remove old scss files
move sass files inside includes folder
Merge pull request #16 from edwardoriordan/fix_nodesass_problems

Fix node-sass problems
adjusted links to point to fonts and loading image. minimal comment box style
match textarea size to comment size. comment header style.
Merge pull request #18 from janusch/comment-styling

Comment styling and font, image link fixes
use translate rather then calc to center modal
Merge pull request #19 from edwardoriordan/center_modal

Fix modal not being centring
Update EM
Use a valid bug ID on the new staging server to verify valid credentials
Update API notes
Include IndexedDBShim for more browser support
Update bug model and API URL
Login token
Bug and comment AJAX
Get attachments working with native REST API
Get comments working with native REST API
Enable product and component selection in browse
First pass at attachment upload