[plt-planet-announce] Updated PLaneT package: untyped/unlib.plt for 4.x

From: PLaneT (planet at plt-scheme.org)
Date: Thu Nov 12 14:15:49 EST 2009

This announces the availability of an updated package from PLaneT:

Name:            unlib.plt
Package version: 3.19
Owner:           untyped

Package Description
Helpful utilities from Untyped.
Release Notes

Changes and additions:
added enum-complement macro to enumeration.ss ; fixed bug related to misuse of define-match-expander in match.ss .

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