fixed relative score leaderboard so that it displayed the correct rank
all the time.
Merge branch 'master' of https://github.com/nhlien93/ZooTypers into
zootypers

Conflicts:
	ZooTypers/src/com/example/zootypers/core/MultiLeaderBoardModel.java
	ZooTypers/src/com/example/zootypers/ui/Leaderboard.java
	ZooTypers/src/com/example/zootypers/ui/LeaderboardTab.java
	ZooTypers/src/com/example/zootypers/ui/RelativeUserScoreTab.java
committing changes after merging
Merge pull request #221 from nhlien93/master

fixed leaderboard for relative scores