Adding Kinect support. Hands act as repulsers with depth modifying the strength.
Merge branch 'Kinect'

Conflicts:
	raizWall.xcodeproj/project.pbxproj
	src/testApp.cpp
	src/testApp.h
Fixed autorelease bug
- Hand smoothing
- Hand updates only in update loop, not in event handler
- Logging made optional
Merge pull request #1 from dylanrjames/master

Kinect Implementation