[planet-announce] Updated PLaneT package: neil/ccnum.plt for 4.x

This announces the availability of an updated package from PLaneT:

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Name:            ccnum.plt
Package version: 2.0
Owner:           neil


Package Description
ccnum.scm: Credit Card Number Utilities in Scheme
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Go to 

http://planet.racket-lang.org/display.ss?package=ccnum.plt&owner=neil

for more information.