Added Eclipse specific files to ignore.
Added Eclipse specific files to ignore.

thewillchang/4096_Game,gregory-lyons/voyage-to-venus,duke-compsci308-fall2014/game,goose2460/game_dcg13,thefreshduke/308game,ngbalk/Game,kevinli194/flobits_game,martelagelo/Cookie_Fall,viddamao/RPG_game