[salt/el6] (4 commits) ...needs to be 0.15.2

[Clint Savage]

Summary of changes:

  90fa552... upstream patch release 0.15.2 and patch to make tests run p (*)
  b202b27... updating sources and .gitignore (*)
  c80cffe... updating sources and .gitignore for 0.15.2 (*)
  8abe464... needs to be 0.15.2 (*)

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