fixing accum_dist and operator() mismatching for HellingerDistance and KL_Divergence
minor optimization of cv::LUT
optimization of cv::minMaxLoc - used min/max
Extract imgcodecs module from highgui
Merge pull request #2669 from Adil-Ibragimov:flann_distance_fix
Merge pull request #2936 from ilya-lavrenov:tapi_minmaxloc_opt
OpenCL before IPP
Merge pull request #2951 from ilya-lavrenov:tapi_ipp_filter2d
Merge pull request #2943 from vbystricky:highgui_imgcodecs
Merge pull request #2927 from ilya-lavrenov:tapi_lut