[ghc-regex-base/f15] (4 commits) ...ghc_arches replaces ghc_excluded_archs (cabal2spec-0.23.2)

[Jens Petersen]

Summary of changes:

  ddef5b6... BR ghc-Cabal-devel and use ghc_excluded_archs (*)
  fc5df21... remove empty ghc_pkg_deps (*)
  e3da6d3... also BR bytestring (*)
  19607ff... ghc_arches replaces ghc_excluded_archs (cabal2spec-0.23.2) (*)

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