Added ofRectangle << and >> string operatotrs
Removed crash/assert with bad/missing kernels, and trying to allocate an empty  buffer now explicitly fails
Added GetScreenPos and prev pos to gestures
Added string >> string operator
Removed over zealous notices for opencl objects
increased timer time for GetKernel over 1ms (too frequent)
Merge pull request #5 from SoylentGraham/PopTrack---desktop

Sync to master