patch applied (cabal): break up the long string literal

[Ross Paterson]

Wed Jun 20 08:21:03 PDT 2007  Ross Paterson <ross at soi.city.ac.uk>
  * break up the long string literal
  
  This makes the output work with implementations (like Hugs) that impose
  a limit on the size of string literals.

    M ./mkGHCMakefile.sh -3 +3