Fixed #553: Disable 3D nodes for smaller executable
Merge pull request #569 from marynate/PR-3d-disabled-build

Fixed #553: Disable 3D nodes for smaller executable
2D Animation Improvements
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-Ability to set 2D nodes as bones
-Abity to set 2D nodes as IK chains
-2D IK Solver
-Improvements in the UI for adding keyframes (separate loc,rot,scale buttons)
Merge remote-tracking branch 'upstream/master'