Fix accelerators
Do not reset the waiting_for_printer on status change

* gtk/gtkprintunixdialog.c (printer_status_cb): Do not reset the
waiting_for_printer on status change as the default printer might
get added later.

https://bugzilla.gnome.org/show_bug.cgi?id=577642
widget-factory: port to GtkApplication and GtkHeaderBar
Revert "broadway: Fix gcc warning"

This reverts commit f0d3d72574ff0282ecb3aa6311677def57cef8f5.