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

	* doc-meta-data.ui: name the instruction label
	* dialog-doc-metadata.c (dialog_doc_metadata_init_widgets):
	initialize instruction label
	(cb_dialog_doc_metadata_tree_prop_selected): hide instruction label
	(dialog_doc_metadata_init_properties_page): trigger selection change