[parrot/parrot] 0f04f4: Prepare for the 5.7.0 release.

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/parrot/parrot
  Commit: 0f04f4510894958fc7d1ccdc7be3ae5fa809a453
      https://github.com/parrot/parrot/commit/0f04f4510894958fc7d1ccdc7be3ae5fa809a453
  Author: Bruce Gray <bruce.gray at acm.org>
  Date:   2013-08-20 (Tue, 20 Aug 2013)

  Changed paths:
    M CREDITS
    M ChangeLog
    M VERSION
    M docs/parrothist.pod
    M docs/project/release_manager_guide.pod
    M tools/release/release.json

  Log Message:
  -----------
  Prepare for the 5.7.0 release.