[xmonad/f15] (4 commits) ...remove _isa again since it doesn't fix the libX11-devel multilib problem

[Jens Petersen]

Summary of changes:

  c88390e... use -no-user-package-conf when compiling xmonad.hs; no long (*)
  85b0d89... BR extensible-exceptions (*)
  3c76114... use _isa for ghc-xmonad-contrib-devel requires to avoid mis (*)
  ef4927f... remove _isa again since it doesn't fix the libX11-devel mul (*)

(*) This commit already existed in another branch; no separate mail sent