Merge pull request #16 from sebastianamaro/facebookLogin

facebook integration and login
Fix to save games on player on accept invitation
fix for regid
the complete player is saved in the line. The game result is correctly shown
Merge pull request #17 from sebastianamaro/bugFix-SaveFullPlayerInLine

the complete player is saved in the line. The game result is correctly s...
text on Viewgamestatus changed to black
List of categories with filters and pagination done. Display of a category details done. Access to further functions with words (accept, reject, delete) done, the functions themselves not yet implemented. Post creation of new category done, working on correct response from server.
When category is saved it redirects to show page of that category.
Corrected big bug on edit category
Now on edit and create category it is possible to paste a CSV string and the app saves them. Repeated values are accepted. The server validates and inserts them only once.
Remove category for reported ones
Accept and reject reported words from category
Remove accepted word from category
Merge pull request #18 from sebastianamaro/adminPreChargedCategories

Admin pre charged categories
friends shown to pick
giladas
invitations sent and received for friends
invitations from friends can now be accepted an rejected