[jenkinsci/instant-messaging-plugin] ff11b4: Raise required core to Jenkins 1.409

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/jenkinsci/instant-messaging-plugin
  Commit: ff11b4c55fc34ebdcfb3d7e15aa6577e4b5a6bc6
      
https://github.com/jenkinsci/instant-messaging-plugin/commit/ff11b4c55fc34ebdcfb3d7e15aa6577e4b5a6bc6
  Author: Christoph Kutzinski <ku...@gmx.de>
  Date:   2012-02-19 (Sun, 19 Feb 2012)

  Changed paths:
    M pom.xml

  Log Message:
  -----------
  Raise required core to Jenkins 1.409
Other plugin and dependency updates