Change setup tool from nmml to xml.
Fix grid debug display.
Fix circle/grid collision.
Merge pull request #123 from ibilon/circleGrid

Circle mask and grid collision.
Merge pull request #122 from ibilon/xml

Change setup tool from nmml to xml.
Merge pull request #120 from ibilon/master

Fix moveAtAngle.
Version 2.3.2, removing haxelib xml for Haxe 2.10
Updated CHANGELOG