Preferences: Item List: save breadcrumbs, mode_format and grid_lines as int
Acceleration manager: fix accelerator label
Gui: Input dialog: align buttons gtk3.14 way as Gtk.Alignment is deprecated
Fix popup menus. popup() takes exactly 7 arguments Gtk.Menu.popup(parent_menu_shell, parent_menu_item, func, data, button, activate_time).
Merge pull request #59 from ArseniyK/gtk3

Gtk3