Run the release tests too
    
    - Extract upstream tarball in a subdir to avoid interference with signature/
      manifest tests
    - BR: perl(File::Slurp)
    - BR: perl(Test::CheckChanges)
    - BR: perl(Test::Distribution)
    - BR: perl(Test::Kwalitee)
    - BR: perl(Test::MinimumVersion)
    - BR: perl(Test::Perl::Critic)
    - BR: perl(Test::Pod)
    - BR: perl(Test::Pod::Coverage)
    - BR: perl(Test::Signature)
    - BR: perl(Test::Spelling), hunspell-en