2001-07-22  Chema Celorio  <chema@celorio.com>

	* src/glade-utils.c (glade_util_path_is_writable): implement, new file.

	* src/glade-property.c (glade_property_write): implement.

	* src/glade-widget.c (glade_widget_write): add content.

	* src/glade-xml-utils.c (glade_xml_set_value): fix a lot of the broken issues.
	Don't confuse properties for node content. Use GladeXmlNode as API entry.
	Lots of small new functions, lots of cleanup.