* include/NetworkManagerVPN.h
		- define VPN connection state change reason codes

	* src/vpn-manager/Makefile.am
	  src/vpn-manager/nm-vpn-marshal.list
	  src/vpn-manager/nm-vpn-marshal-main.c
		- Add marshallers for StateChanged signal

	* introspection/nm-vpn-connection.xml
		- New Banner property
		- StateChanged signal now includes a 'reason' argument

	* src/vpn-manager/nm-vpn-connection.c
	  src/vpn-manager/nm-vpn-connection.h
		- Add a "Banner" property that contains the returned VPN server login
			banner (if any); valid only in the ACTIVATED state
		- (nm_vpn_connection_set_state, nm_vpn_connection_disconnect): now takes
			a 'reason' argument and emits that reason along with the
			state-changed signal
		- Fix up calls to nm_vpn_connection_set_state() to include a reason
		- (nm_vpn_connection_ip4_config_get): save banner for later
		- (nm_vpn_connection_get_banner, get_property,
		   nm_vpn_connection_class_init): implement Banner property

	* src/vpn-manager/nm-vpn-service.c
		- (nm_vpn_service_connections_stop): take a reason argument; copy the
			connection list because elements may get added/removed from it
			while iterating over the list
		- (connection_state_changed): signal now includes the 'reason' argument

	* libnm-glib/nm-vpn-connection.c
	  libnm-glib/nm-vpn-connection.h
		- (nm_vpn_connection_get_banner): new function
		- (state_changed_proxy): handle reason argument



git-svn-id: http://svn-archive.gnome.org/svn/NetworkManager/trunk@2916 4912f4e0-d625-0410-9fb7-b9a5a253dbdc