patch applied (cabal-install): Don't require config file fields to have "" for empty values

[Duncan Coutts]

Wed Aug  6 06:30:41 PDT 2008  Duncan Coutts <duncan at haskell.org>
  * Don't require config file fields to have "" for empty values
  And make the parsing slightly nicer.

    M ./Distribution/Client/Config.hs -19 +19

View patch online:
http://darcs.haskell.org/cabal-install/_darcs/patches/20080806133041-adfee-b40ce61017dcaf7aed67aa72df254ff78397bd3e.gz