modify signature of stereoCalibrate for consistency
update doc accordingly
added guard against linking qt5 and VTK together
modified viz module header layout for 2.4 compatibility
drawing
features2d
fixes
fixed docs
removed CV_IN/OUT
fixed docs2
update test for cascade
Merge pull request #2284 from KonstantinMatskevich:ocl_test_cascade
fixes2
Set status to -tp2.
Merge tag '3.0-ocl-tp2' (-s ours)

OpenCV 3.0 OpenCL Technical Preview 2
Merge pull request #2002 from abak:stereo_calibrate
implemented umat expressions
added perf test
Merge pull request #2278 from KonstantinMatskevich:ocl_toinputarray
condition for Mat step