FlxAngle: Added angleFromFacing. FlxVelocity: DRY
FlxAngle#angleFromfacing: Added diagonal cases
Haxe is too stupid...
(you cannot switch on expressions, even with inlined vars)
Should be OR, not AND
Use pattern guards
Added resetVelocity
Merge pull request #1193 from kevinresol/dev

FlxAngle: Added angleFromFacing. FlxVelocity: DRY