2000-03-26  Almer. S. Tigelaar.  <almer1@dds.nl>

	* src/plugin-util.c, src/plugin-util.h: New, ment for reducing
	some duplicate code in the plugins and provide better error
	reporting. modified the ff-csv plugin to use the new functions.

2000-03-26  Almer. S. Tigelaar.  <almer1@dds.nl>

	* csv-io.c (csv_write_workbook, csv_read_workbook) : modified to use
	new plugin-utils (src/plugin-util.[ch])