Added testdata for Fisheye

Replaced files with corners

minor

deleted useless image
Merge commit '1c61699a072' into stitch-fix

* commit '1c61699a072':
  Added testdata for Fisheye
Merge pull request #203 from mshabunin:stitch-fix
Added Iris dataset for logistic regression testing
Corrected sanity data for cvtColor
Merge pull request #206 from mshabunin:logistic-regression
Merge pull request #207 from akarsakov:cvtcolor_perf_test_fix
updated DLS perf test
Corrected sanity data for perf test of cvtColor (Luv <> RGB) and missed sanity for YUV2RGBA*
Merge pull request #213 from alalek:extra_for_pr3042
Merge pull request #211 from akarsakov:fix_cvtcolor_luv_rgb_master
added perf sanity data for ocl_gemm
Merge pull request #214 from ElenaGvozdeva:ocl_perf_gemm