steps 1-5 done from the scroller API instructions on how to build a
game.
Merge branch 'master' of https://github.com/duke-compsci308-spring2013/vooga into davidAndEllangoGame
finished letteradventure game. fixed introduced bug in backgroundpanel.
added scores to our letter adventure game
Merge pull request #55 from duke-compsci308-spring2013/davidAndEllangoGame

David and ellango game