2011-06-28  Andreas J. Guelzow <aguelzow@pyrshep.ca>

	* doc-meta-data.ui: restructure properties tab
	* dialog-doc-metadata.c (dialog_doc_metadata_add_prop): remove argument,
	change all callers, del;ete reference to names combo
	(dialog_doc_metadata_set_prop): Don't act on new properties widgets
	(cb_dialog_doc_metadata_keywords_sel_changed): simplify
	(cb_dialog_doc_metadata_remove_clicked): simplify, don't act on new
	properties widgets
	(cb_dialog_doc_metadata_combo_prop_selected): deleted
	(cb_dialog_doc_metadata_tree_prop_selected): simplify
	(cb_dialog_doc_metadata_apply_clicked): deleted
	(dialog_doc_metadata_init_properties_page): adjust for changes in
	widgets
	(dialog_doc_metadata_init_widgets): ditto