fixed doc builder warnings
fixed compile warning with GCC
disabled some more stuff
disabled ocl_minmaxloc on 32-bit data completely
Merge pull request #2998 from ernest-galbrun:cuda_concurrency
Merge pull request #2996 from akarsakov:ocl_dft_new_concept
Merge pull request #2989 from smvv:gstreamer_capture_init
Merge pull request #3010 from vpisarev:ocl_disable_some_norms2
Updated Documentation
recursive filter output corrected
changed demo tutorial path
removed build error

Whitespaces removed
Fixed mixed cloning bug
test
Merge pull request #3008 from jet47:fix-cudacodec-dependecies
Merge pull request #2987 from anishp:master
Used float instead of int for CV_8U in sumTemplate
new block size for dft
added dft for all platforms
Fixed typo in OpenNI2 cmake file