Lots of more work on the wizard for graphics.

2000-03-02  Miguel de Icaza  <miguel@helixcode.com>

	* src/about.c (dialog_about): Changed to www.helixcode.com

2000-03-01  Miguel de Icaza  <miguel@helixcode.com>

	* src/parser.c (gnumeric_expr_parser): Make preconditions clear.

	* src/ranges.c: Removed gnome.h from the include list.

	* src/sheet.h: Fix comment.  The list contains SheetSelection
	structures not Ranges.

Lots of work on the wizard/graphics directory