Add the Gtk.Builder override
Add the Gtk.Builder override

pexip/pygobject,pexip/pygobject,sfeltman/pygobject,GNOME/pygobject,davibe/pygobject,nzjrs/pygobject,davibe/pygobject,davibe/pygobject,MathieuDuponchelle/pygobject,pexip/pygobject,MathieuDuponchelle/pygobject,davidmalcolm/pygobject,davidmalcolm/pygobject,jdahlin/pygobject,Distrotech/pygobject,Distrotech/pygobject,jdahlin/pygobject,GNOME/pygobject,thiblahute/pygobject,choeger/pygobject-cmake,thiblahute/pygobject,alexef/pygobject,sfeltman/pygobject,davidmalcolm/pygobject,davibe/pygobject,choeger/pygobject-cmake,nzjrs/pygobject,alexef/pygobject,alexef/pygobject,MathieuDuponchelle/pygobject,nzjrs/pygobject,choeger/pygobject-cmake,thiblahute/pygobject,jdahlin/pygobject,sfeltman/pygobject,Distrotech/pygobject,Distrotech/pygobject,GNOME/pygobject