Added "-r" option to bsdf2rad and bsdfview to fix plotting range
Added note about "-v 0" and made start-up with "-t" option more reliable.
Fixed issue with trad introduced in last change
Created psketch program for sketching out objects using named modifier(s)
Final check-ins to get evalglare working and addition of bsdfview -t option
Improved handling of repeat runs
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