added test data for superres module
added sanity data for superres module
gpu : sanity data for Bayer* -> Gray color conversion
Merge pull request #32 from jet47/gpu-debayer-gray

gpu : sanity data for Bayer* -> Gray color conversion
sanity data for gpu Demosaicing test
Merge pull request #34 from jet47:gpu-debayer-mht into 2.4
sanity data for gpunonfree module
fixed gpu demos pack
removed SURF and VIBE from gpu.xml
merged gpunonfree and nonfree module
updated sanity data
Merge pull request #27 from jet47/super-resolution

Test data for Super Resolution Module
Merge pull request #36 from jet47/gpu-nonfree

GPU non free module
Merge pull request #37 from jet47/gpu-test-fixes

GPU test fixes
Merge branch '2.4'