2011-05-17  Andreas J. Guelzow <aguelzow@pyrshep.ca>

	* src/parse-util.h (_GnmConventions): add name_validate field
	* src/parse-util.c (gnm_conventions_new_full): initialize name_validate
	* src/parser.y (parser_simple_val_or_name): use
	state->convs->input.name_validate

2011-05-17  Andreas J. Guelzow <aguelzow@pyrshep.ca>

	* openoffice-read.c (odf_fix_expr_names): new stub
	(odf_expr_name_validate): new
	(oo_conventions_new): connect odf_expr_name_validate
	(openoffice_file_open): connect odf_fix_expr_names