Layout changes
Merge branch 'live' of https://github.com/OlegYarosh/pin into live
Fixed error which appeared on profile page (other profile). Added force login to a profile page, refs #343
Layout fix
Merge branch 'live' of https://github.com/OlegYarosh/pin into live
View album button on profile page
Solved merge conflict
Refs #344, implemented profile editing restictions:

 - Disallowed to upload background pictures to other profiles
 - Disallowed to save background position changes on other profile
 - Remove form which allowed to add pins into other profile
Added arrows for navigation on profile photos.
Merge branch 'live' of github.com:OlegYarosh/pin into live
Fast fix
Merge branch 'live' of github.com:OlegYarosh/pin into live
Layout fix
Layout fix
Social API methods for likes (like, unlike and get list) and comments (add and get list).
Merge branch 'live' of github.com:OlegYarosh/pin into live
Migrated /notifications page to API, refs #334
Implemented GetNotification API method and switched PageNotif to use it, refs #329
Integrated sphinx to the project
Switched profile api to sphinx documentation engine, refs #301