game no longer removes extra tiles if coordinate in clearTiles array more than once
first sort function for sorting array before clearing tiles
Add helper method game_stats
-render score partial in method
Add _score partial to game view
remove p params in game controller
further sorting testing
Merge branch 'master' of https://github.com/woolly-bear-caterpillars-2014/Tetroggleable into clear_tiles
Merge pull request #56 from kabrewer07/clear_tiles

Clear tiles
Merge pull request #55 from stcrestrada/stephen

Stephen
add all user game scores to game index
add helper method
Merge branch 'master' of https://github.com/woolly-bear-caterpillars-2014/Tetroggleable into stephen