Added get pages user like. Fixed get music,movies, books, games, television to retrieve collection of pages instead of one page
Clean sample app and break to actions. Implemented: "invite all", "get pages user like"
Update Utils#join() method to concat by String instead of char
Added page number to paging cursor
Updated 'get page likes' example
Fix get page likes example
Added 'get albums' example
Added 'get books' example
Added 'get games example'
Added 'get groups' example
Added 'get movies' example
Added 'get music' example
Added 'get television (tv shows)' example
Updated examples main list