CIE widget drawing odd graphs

[Richard Hughes]

2009/12/10 Pascal de Bruijn <pmjdebruijn at pcode.nl>:
> I just built git again, and I noticed XYZ drawing has improved... But
> I didn't see any actual improvements to the CIE code in git...

The profile code had a subtle signing bug that wasn't tested for. The
change from gchar to guint8 fixed this bug (and possibly a few more).

Richard.