bug fix for scalar package

[uymqlp502 at sneakemail.com]

A few days ago (May 28th), I announced release 1.3 of my scalar
package. Unfortunately, it had a bug in the "format" function for
output, but I just fixed it in release 1.3.1. My apologies to anyone
who downloaded version 1.3.

http://RussP.us/scalar.htm