Corrected fixed frame rate issues. Upgraded haxelib to 1.2.0.
Fixed issues with Grid not liking usePositions=true.
Merge with latest usptream
Merge branch 'master' of https://github.com/HaxePunk/HaxePunk
Removed testing trace.
Merge branch 'master' of https://github.com/HaxePunk/HaxePunk
Merge branch 'master' of git://github.com/scriptorum/HaxePunk into scriptorum-master

Conflicts:
	com/haxepunk/graphics/Spritemap.hx