refs #7408
Fix error reporting when the filename expression is invalid
refs #7408
[Atlas] Add a checkbox on "filter with"
indentation update
Merge pull request #473 from Oslandia/atlas

Atlas: fix #7408
composer legend styles, fixes partialy #6960
composer legend styles fix
UI to control brightness and contrast values in raster properties,
attempt to fix contrast calculation
Merge remote-tracking branch 'origin/master' into hue_saturation
Fix branch to apply to current master