Merge pull request #258 from MIT-Mobile/3.6/dev-intrepid-svoigt

Basic implementation of tours home view controller
Account item detail VC added for ipad
Search detail screen implemented on ipad
Ipad search results grid view implemented
Libraries Your Account grid view cells and child VC
Ipad libraries your account grid headers
Libraries your account ipad grid header color changing
Formatting cleanup for libraries ipad stuff
Merge pull request #259 from MIT-Mobile/3.6/ross-libraries-ipad-details

3.6/ross libraries ipad details
Added about MIT page
Added tours map/list container controller
Added Tour Info VC