[cmake] Fix warnings.
See http://www.cmake.org/Bug/view.php?id=14441
give objectName to plugin menus to allow customization
[processing] explicitly set window flags for script editor
Be less verbose in datum transformation
Merge pull request #1017 from matthias-kuhn/dattrans

Be less verbose in datum transformation
Merge pull request #983 from matthias-kuhn/cmake-warning-fix

[cmake] Fix warnings.
run InitSpatialMetadata(1) on SpatiaLite >= 4.1 also in Offline Editing
plugin (addresses #9157)
Cleanup methods for providers (implemented for GDAL and OGR)
Fix #8932