fixed #110, wrong map key in being set for kinect id when opening via serial number
context closeAll() now makes map copy to keep from invalidating iters, should fix crash on shutdown, closes #111
updated readme with Win PG info
multi model support via https://github.com/wizgrav/libfreenect/ branch. Kinect still times out on OS X 20-40 seconds in
for os x we need to call update tilt state and send empty data to the camera ( for 1473 devices )
fix commented out timeout code
Merge branch 'develop' of github.com:ofTheo/ofxKinect into multiDevice

Conflicts:
	libs/libfreenect/src/tilt.c
Merge pull request #121 from ofTheo/multiDevice

Multi device support for ofxKinect - closes #94