Fire grate added

The fire grate happily sits there and burns away. But it doesn't damage
yet.
Merge branch 'master' of https://github.com/ginja85/LudumDare31
Merge branch 'master' of https://github.com/ginja85/LudumDare31
Fix for crash
Moved slime, clears monster array and disable debug mode
Merge pull request #1 from ginja85/master

Correct player walk right animation.
Merge branch 'master' of https://github.com/sekhat/LudumDare31

Conflicts:
	src/scripts/levels.coffee