Update to 1.2.3

Update to 1.2.2

Update to 1.2.1

Added missing enums (B2Joint.e_polygonType to B2JointType.POLYGON_TYP…

…E, etc) and update for haxelib 2

Always returning 'true' from testOverlap seems to greatly improve per…

…formance without negative effects

Update for haxelib

Fixed license