[9132] - See http://tracker.modx.com/issues/9132
Refresh the cache after a plugin has been activated/de-activated
[#9132] Refresh cache when enabling/disabling plugin

changelog entry
[#9132] Refresh cache when enabling/disabling plugin

Merge branch 'bug-9132' into release-2.2

* bug-9132:
  [#9132] Refresh cache when enabling/disabling plugin
  [9132] - See http://tracker.modx.com/issues/9132 Refresh the cache after a plugin has been activated/de-activated