[labeling] allows data defined to align multiline when wordwrap function is used as expression (fix #11805)
added QgsMessageBar::SUCCESS
update success icon
Merge pull request #1736 from mbernasocchi/QgsMessageBar-SUCCESS

added QgsMessageBar::SUCCESS
Fix build failure with gcc < 4.4 (bug #10762)
dxf export: only use palette only for fully opaque colors
dxf export: add method to update model
browser restore state fix
Merge pull request #1724 from slarosa/dd_wrapword

[labeling] allows data defined to align multiline when wordwrap function is used as expression (fix #11805)
safely delete browser items if createChildren() is running in thread
Initialize pointer members, fix typo
autorefresh browser dirs using system notification