fixes & improvements

	modified:   admin_client.c
	modified:   apppbx.cpp
	modified:   asterisk_client.c
	deleted:    default/h323_gateway.conf
	modified:   default/options.conf
	modified:   default/routing.conf
	modified:   dss1.cpp
	modified:   message.c
	modified:   todo.txt
	modified:   vbox.cpp
	modified:   vbox.h