Merge pull request #221 from MIT-Mobile/3.6/dev-intrepid-svoigt

3.6/dev intrepid svoigt
Citations screen done minus sharing
Citations cleanup
Merge pull request #224 from MIT-Mobile/3.6/ross-citations-screen

Citations screen done minus sharing
BLC Holdings screen implemented
Merge pull request #225 from MIT-Mobile/3.6/ross-blc-holdings

BLC Holdings screen implemented
Refactored citation cells to use nsattributedstring new HTML data initializer. Also added base iOS sharing functionality
Merge pull request #227 from MIT-Mobile/3.6/ross-citations-attributed

Refactored citation cells to use nsattributedstring new HTML data initia...
Fixed issue with incomplete sign in causing crash
Fixed cell sizing issue on iOS 7
Basic setup of iPad libraries
Basic setup of your account ipad list view
Implemented locations and hours popup (waiting on webservice for library coords)