patch applied (ghc-6.10/ghc): Only pass --with-hscolour to cabal-bin once

[Ian Lynagh]

Thu Feb 12 06:10:23 PST 2009  Ian Lynagh <igloo at earth.li>
  * Only pass --with-hscolour to cabal-bin once

    M ./libraries/Makefile -4
    M ./mk/cabal-flags.mk -2 +2

View patch online:
http://darcs.haskell.org/ghc-6.10/ghc/_darcs/patches/20090212141023-3fd76-c41aa3e88cd0a21c5dbe0423e1704a4346196d42.gz