fixed the file type for the texture atlas example
fixed the file type for the texture atlas example

yahsharahla/info3180-lab4,dziga/buz,melonjs/boilerplate,cdwuestner/capstone,blipjoy/boilerplate,aziegler/boilerplate,philipcressler/personal-game,wellesleywatson/info3180-lab4,jjhanso/aub-game-tutorial,melonjs/boilerplate,Samorae-Campbell/info3180-lab4,philipcressler/personal-game,whitef0x0/Necromunda,aziegler/boilerplate,aziegler/ggj16Lille,yahsharahla/info3180-lab4,blipjoy/boilerplate,aziegler/ggj16Lille,sportanova/space_site,cdwuestner/capstone,Samorae-Campbell/info3180-lab4,dziga/buz,jjhanso/aub-game-tutorial,wellesleywatson/info3180-lab4,whitef0x0/Necromunda