New app constant for ngResource prefix escaping
New friend requests service. Added get and delete methods.
Introduced new user controller
New view for account settings.
Refactored friend requests view and partial. Included a new directive to reject friend requests. Next functionality is a directive to accept a request and call the service successfully.
Refactored apiPrefix constant to use resource.
Refactored profile controller to return promise profile service
Modified profile data method in profile service to use $q and return a promise.
Added resolve routing objects for requests and profile services.
New account settings state based route.