2010-10-11  Andreas J. Guelzow <aguelzow@pyrshep.ca>

	* sc.c (sc_colname_to_coords): new
	(sc_cellname_to_coords): use sc_colname_to_coords
	(sc_parse_format_set_width): new
	(sc_parse_format_free_precision): new
	(sc_parse_format_get_precision): new
	(sc_parse_format_save_precision): new
	(sc_parse_format_apply_precision): new
	(sc_parse_format_set_type): new
	(sc_parse_format): implement
	(sc_parse_fmt): apply precision
	(sc_parse_line): use sc_warning
	(sc_format_free): new
	(sc_file_open): initialize and finalize new fields

2010-10-11  Andreas J. Guelzow <aguelzow@pyrshep.ca>

	* src/undo.c (gnm_undo_colrow_set_sizes_undo): plug leak