Remove use of compose from the testsuite driver
Merge branch 'master' of git://github.com/haskell/pretty into ghc-head
Bump version to 1.1.1.1 and update bug-reports URL

As `pretty`'s uses GitHub anyway, it makes more sense to
handle bug reports there too.

Signed-off-by: Herbert Valerio Riedel <hvr@gnu.org>