[php-horde-Horde-Test/f17] (2 commits) ...update to 2.2.1

[Nick Bebout]

Summary of changes:

  ca20e0d... - Update to 2.2.0 - cleanups - add dependency on Horde_Log  (*)
  c35d66a... update to 2.2.1 (*)

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