This update for awf-gtk2, awf-gtk3, awf-gtk4 fixes the following issues:

awf-gtk2, awf-gtk3, awf-gtk4:

New upstream release (2.9.0)

* hide deprecated notices from includes
* add notification from toolbar
* add entry in toolbar
* fix set theme from command line
* limit width of filebutton
* allow multiple selection for open dialog
* split source code in 3 files