patch applied (testsuite): ignore_output should be a test option

[Simon Marlow]

Fri Jan  5 05:56:00 PST 2007  Simon Marlow <simonmar at microsoft.com>
  * ignore_output should be a test option

    M ./driver/testglobals.py +3
    M ./driver/testlib.py -41 +20
    M ./tests/ghc-regress/cabal/all.T -4 +4
    M ./tests/ghc-regress/cabal/cabal01/all.T -1 +1
    M ./tests/ghc-regress/cabal/cabal02/all.T -1 +1
    M ./tests/ghc-regress/driver/all.T -45 +45
    M ./tests/ghc-regress/gadt/all.T -1 +1
    M ./tests/ghc-regress/ghci/prog004/prog004.T -1 +1
    M ./tests/ghc-regress/typecheck/should_compile/all.T -1 +1