basic socialleaderboard fragment glue code that for now just shows the global scores from OpenKit
get facebook friends
start active FB session in fragment, fix getting friends
abstracted update OKUser
updated OKUser to include GoogleID and customID
abstracting some FB auth methods into utils class
showing facebook login button in social scores UI
Added CreateOrUpdateUserFromFacebook method, created just one requesthandler class for both Create and Update methods
basic facebook login button working
update getFBFriends method and move showErrorMessage to FacebookUtilities
basic social scores from OpenKit working
remove app_key from leaderboard requests and send fbfriends as an array
add method to show facebook requests dialog
clean up imports
more scores button added to global scores
added a ScoreCreator class to the sample app to populate leaderboards with data
sort social scores, add getScoreComparator() to OKLeaderboard to enable sorting
show users top score in friends section and fix bug with requests
Merge branch 'SocialLeaderboard' into development