Release v1.0.0.8

• Enable read for binary cache in forks by @newhoggy
• Do not fail in cleanup by @newhoggy
• Use older version of cabal-cache by @newhoggy
• Merge pull request #59 from haskell-works/do-not-fail-in-cleanup Do not fail in cleanup by @newhoggy
• New version 1.0.0.8 by @newhoggy