Nicer icons for QGIS in debian packages
[pyqgis-console] added some typing setting:
- auto insertion "import" string
- auto insertion "):" for classes and methods
[pyqgis-console] autocompletion file update
[tests] Make app startup test work on Mac

- Handle bundled app path on Mac
- Move test writes to temporary, instead of source, directory
- Add Mac code for options.ini parent directory
- Add Mac options.ini file for plugin path test
- Clean up imports
Merge pull request #898 from dakcarto/test_appstartup_1

[tests] Make app startup test work on Mac
translation update: pt_BR by Arthur
sqrt with an integer ambiguous on MSVC
Consider scale for data defined symbology properties
[processing] several fixes in config dialog
move creation of gdal_pam to createDB (fixes #8613)
debian packaging update
[gui] Fix excessive height on resize of About dialog on Mac
[pyqgis-console] reject changes in settings if they are not applied
[gui] Fix color button where initially set color is same as default, but does not set background of button
Fix crash on launch of bundled Mac app
[FEATURE] Setting for corner radius for composer rectangle shapes, allows creation of rounded rectangles in composers
Add tests for composer shapes
indentation update (note to self: always run scripts/prepare-commit.sh before committing)
Make composer history track lock/unlock state
Move unlock/lock functions from QgsComposerView to QgsComposition
Add keyboard shortcuts to lock item/unlock all
Select previously locked items after running Unlock All
update welcome image for standalone installer (fixes #8623)