Android camera qcom HAL doesn't like it when no consumer usage bits are set. Set a usage bit for preview BufferQueue.
Fix resource leak with iOS camera due to failure to remove AVCaptureSession input/outputs on stop (Bug #3389)
add NEON realization for StereoBM(findCorrespondence, prefilterXSobel)
Changes to support Intel AVX/AVX2 in cvResize().
Add CV_Assert (ndisp % 8 == 0) to NEON version
Fixed typos in comments
Double precision for solvePnPRansac()

solvePnPRansac() and pnpTask() now accept object or image points with double precision.
Added cast and removed formatting error
Fixed C++11 compatibility warning
Modifications to support dynamic vector dispatch.
Fixed bug which caused crash of GPU version of feature matcher in stitcher

The bug caused crash of GPU version of feature matcher in stitcher when
we use ORB features.
Added a TODO comment about changes which should be done in GpuMatcher::match
Revert changes by PR#2930 since it breaks logic of inverse mode.
bug fix 3381
bug fix 3381
Clarified DescriptorExtractor::compute
Merge pull request #2898 from PhilLab:2.4
Merge pull request #2980 from akarsakov:revert_dft_dst_fix
Merge pull request #2984 from cambyse:2.4
Merge pull request #2948 from PhilLab:patch-1