Add value parameter to allow setting the currently selected group member

Add value parameter to allow setting the currently selected group member

2003-09-15  Matthias Clasen  <maclas@gmx.de>

	* gtk/gtkactiongroup.[hc]: (gtk_action_group_add_radio_actions):
	(gtk_action_group_add_radio_actions_full): Add value parameter to allow
	setting the currently selected group member before connecting signals.
	(GtkToggleActionEntry): Separate struct for constructing toggle actions,
	including a boolean to initialize the action state before connecting
	signals.
	(gtk_action_group_add_toggle_actions):
	(gtk_action_group_add_toggle_actions_full): New functions to construct
	toggle actions from an array of GtkToggleActionEntries.

	* demos/gtk-demo/appwindow.c:
	* tests/testactions.c:
	* tests/testmerge.c: Adjust to new action group API.

	* gtk/gtk-sections.txt: Add gtk_action_group_add_toggle_actions[_full].