patch applied (cabal-install): Improve the parse error message for package name/deps

[Duncan Coutts]

Sat Mar 21 08:46:23 PDT 2009  Duncan Coutts <duncan at haskell.org>
  * Improve the parse error message for package name/deps
  Make it clear that it's the specification of the package name that
  is at fault rather than the package to which the name refers.

    M ./Distribution/Client/Setup.hs -1 +3

View patch online:
http://darcs.haskell.org/cabal-install/_darcs/patches/20090321154623-adfee-d9e2912e7ae7f94f9156d31eae83879e002fecbe.gz