4.x
Removed Sphinx documentation files
Merge pull request #23109 from seanm:misc-warnings
Fix stitching Python bindings PR #22329
Merge remote-tracking branch 'upstream/3.4' into merge-3.4
Partially back-port #25075 to 4.x
Merge pull request #26022 from Kumataro:fix26016
Revert "suppress warning on GCC 7 and later"