Use rounded rectangles for preview icons in QgsColorButtonV2
Flip all symbology color buttons to QgsColorButtonV2
Port some more color buttons to QgsColorButtonV2
also handle UI when manually applying filter
[composer] Ensure that data defined page size and orientation is correctly set when printing directly from an atlas. (Note that mixed orientation prints are unsupported on some platforms/print drivers)
[TRANSUP] string and transifex update

Signed-off-by: Werner Macho <werner.macho@gmail.com>
Flip more colors buttons to QgsColorButtonV2
[composer] Prevent atlas crash when layer has bad features (refs #11037)
[FEATURE] Predefined custom color palette in QGIS options and color scheme
Add action menu to attribute dialog
Add icon support to actions