Remove a useless loop that copies an array to itself
Merge pull request #2768 from SpecLad:useless-loop
Issue #2540 : Python bindings for various "detectMultiScale()"
Added Haar cascade for russian cars licence plate detection, 16 stages cascade, pretty fast.
Fixed pyopencv_to w/FLANN IndexParams in python3.

The keys() and values() functions on dictionaries in Python 3 no longer
return lists.  pyopencv_to() for flann::IndexParams now iterates over
the dictionary in a way that is version-agnostic.
Added more info on the data input variable of kmeans
Merge pull request #2742 from StevenPuttemans:feature_3176
icv: enable public IPPICV packages
icv: fix test eps on Mac for failed perf test
Merge remote-tracking branch 'origin/2.4' into merge-2.4
Merge pull request #2792 from SpecLad:merge-2.4
OCL: matchTemplate: changed perf test
Merge pull request #2788 from alalek:icv_public
Merge pull request #2797 from ElenaGvozdeva:ocl_MT
perftest for floodfill
Merge pull request #2782 from HapeMask:py3_flann
Merge pull request #2777 from alexstadnik:master
Merge pull request #2773 from abidrahmank:pycascade
added missed tests for cv::norm, cv::normalize
Merge pull request #2804 from ilya-lavrenov:tapi_perf