added a platformer game demo, like the one in Elm
added cabal stuff
removed uneccessary comments
fixed the cabal file
forgot the stupid , -.-
Merge pull request #28 from klrr/tomato

added a platformer game demo, like the one in Elm
remove old platformer.hs file and cleanup platformer demo
Return the actual time delayed from Time.delay instead of a fixed amount, use 60 fps delay in all demos to lower resource usage