added .gitignore
Merge pull request #108 from ilya-lavrenov:gitignore
Merge remote-tracking branch 'origin/2.4'
added sanity data for cv::goodFeaturesToTrack
added sanity data for stitching warpers
test data for Viz - Stanford Dragon, lena.png
added sanity data for insert/extract channels
Merge pull request #113 from ilya-lavrenov:tapi_channels
Merge pull request #116 from Nerei:viz_test_data
Merge pull request #114 from ilya-lavrenov:tapi_gftt
added sanity data for cv::reduce T-API version
Merge pull request #110 from ilya-lavrenov:tapi_reduce
Merge pull request #115 from ilya-lavrenov:tapi_perf_stitching
sanity data for BFMatcher