Connect to "destroy" on toolbar, rather than to "remove" on handlebox.

Connect to "destroy" on toolbar, rather than to "remove" on handlebox.

2003-08-30  Matthias Clasen  <maclas@gmx.de>

	* tests/testmerge.c (add_widget): Connect to "destroy" on toolbar,
	rather than to "remove" on handlebox.

	* gtk/gtkuimanager.[hc] (gtk_ui_manager_activate): New method to
	activate an action found by following a path.  (#120658)

	* tests/testmerge.c: Add a button to test gtk_ui_manager_activate().