Do not hide Shake.parallel (we no longer have conflicting Way.parallel).
Do not hide Shake.parallel (we no longer have conflicting Way.parallel).

sdiehl/ghc,sdiehl/ghc,sdiehl/ghc,sdiehl/ghc,sdiehl/ghc,snowleopard/hadrian,snowleopard/shaking-up-ghc,izgzhen/hadrian,sdiehl/ghc,bgamari/shaking-up-ghc,sdiehl/ghc