patch applied (cabal): Warn about use of tabs

Sat Nov 22 07:41:34 PST 2008 Duncan Coutts <duncan@haskell.org> * Warn about use of tabs M ./Cabal.cabal -2 +4 View patch online: http://darcs.haskell.org/cabal/_darcs/patches/20081122154134-adfee-bee1a7bf2...