Merge pull request #194 from ProG4mr/flixelNME

FlxPhysSprite and FlxPhysState small amends:
Merge remote-tracking branch 'origin/dev' into flixelNME
Merge remote-tracking branch 'origin/dev' into flixelNME
first commit. nothing is working
mostly renaming methods
First pass functioning port to haxe3 (cpp target seems to not be working).
Fixed compile errors for neko target (doesn't seem to work for me anyway).
Merge pull request #1 from crazysam/haxe3

Fixed compile errors for neko target (doesn't seem to work for me anyway...
Fixing keyboard input issues with cpp targets.
Merge commit 'c2f3812bb8c157a4a4459345df9875da6c9773c6' into haxe3
Merge commit '448012fc9d2112fa7d02653f887641f0c4a7d05c' into haxe3
Merge commit '678065c7c21109621f4bce3d3dd3dbc22a08a2c7' into haxe3
Merge pull request #272 from crazysam/haxe3

Haxe3 support