patch applied (packages/Cabal): Fix warnings: Remove duplicate imports

[Ian Lynagh]

Wed Oct 20 05:57:10 PDT 2010  Ian Lynagh <igloo at earth.li>
  * Fix warnings: Remove duplicate imports

    M ./Distribution/PackageDescription/PrettyPrint.hs -5 +4

View patch online:
http://darcs.haskell.org/cgi-bin/darcsweb.cgi?r=packages/Cabal;a=darcs_commitdiff;h=20101020125710-3fd76-fefc8952f299f7690f4b84025b95d57daca0f60f.gz