[parrot/parrot] 17f094: [travis] Use perl 5.16 and remove cruft

[GitHub]

  Branch: refs/heads/m0
  Home:   https://github.com/parrot/parrot
  Commit: 17f0948476d549f459ffcf98331e97399e772793
      https://github.com/parrot/parrot/commit/17f0948476d549f459ffcf98331e97399e772793
  Author: Jonathan "Duke" Leto <jonathan at leto.net>
  Date:   2013-06-23 (Sun, 23 Jun 2013)

  Changed paths:
    M .travis.yml

  Log Message:
  -----------
  [travis] Use perl 5.16 and remove cruft