Set the unmanaged library base directory to the native libs directory.
Add contributors file (CONTRIB).

This should contain authors who have contributed to the project.
Refer to native library directory properly.
Error sentinels for Kinect communications.
Add JNA dependency.
Initial Kinect framework.
Add ScalaFX to the build.
Make the viewer project depend upon jfxfreenect.
Change KinectSourcesFactory to DefaultKinectSource.
Initial test application (doesn’t do much).

Just runs the LED setting code for now.
Merge branch 'feature/leds' into develop