[digitalradio] K1PGV MixW Callbook DLL has been updated

[Peter G. Viscarola]

The K1PGV MixW Callbook DLL has been updated with a few small, yet
important, bug fixes.
Latest update available at http://www.k1pgv.com (free, of course)

Comments/questions/suggestions/issues/problems to me directly, please.

de Peter K1PGV