Add -fobjc-exceptions flag to ObjectiveC sources if supported (bug #2657)
Added minimal support for tiff encoder parameters and test for issue #2161
Fix rollover when computing buffer size in tiff decoder (bug #2161)
Fixed color code in cvtColor in "Load, Modify, and Save an Image" tutorial (bug #2739)
Fixed proposed values for speckleRange in StereoSGBM docs (bug #1937)
Added nonfree header in "Feature description" tutorial code sample (bug #2527)
Added regression test for HoughLines algorithm
Patch #2721 More FourCC for gstreamer applied.
Fix build of OpenCV samples (Linux)
Added processing of trivial subsets
Merge pull request #356 from Daniil-Osokin:bugfix_imread_tutorial
Merge pull request #364 from Daniil-Osokin:bugfix_doc_features2d_tutorial
Bugfix #2532 patch 4 corner detection sample possible bug solved.

Tutorial text was not consistent with tutorial source code in samples directory.
Inline source code was replaced on "includeliteral" directive with link to cpp file.
Fix Android build warnings
Added support of different resolution in rectify3Collinear
Fix Windows build warnings
Fix clang build warning
Merge pull request #358 from taka-no-me:objc_exceptions
Merge pull request #361 from taka-no-me:tiff_big_tile
Merge pull request #362 from Daniil-Osokin:bugfix_doc_StereoSGBM