[python-boto] (3 commits) ...Add fedpkg outputs to .gitignore

[gholms]

Summary of changes:

  51a0fab... Update to 2.13.3 (*)
  92c247b... Fix auto-scaling PropagateAtLaunch parsing (*)
  81c14a8... Add fedpkg outputs to .gitignore (*)

(*) This commit already existed in another branch; no separate mail sent