[darcs/f17] (5 commits) ...make ghc-7.4 base44 flag conditional on fedora 18 or later

[Jens Petersen]

Summary of changes:

  790714d... set base44 flag to build with ghc-7.4 (*)
  14e20c2... .chain-deps: binary now in ghc (*)
  de7544d... .chain-deps: needs vector -> primitive (*)
  6296f2d... update to 2.8 rc2 (*)
  098ecf9... make ghc-7.4 base44 flag conditional on fedora 18 or later (*)

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