nodemanagerservice: Age and expire the CM handle. If the CM happens to reboot, this should get the NMs to check in again after a while.
nodemanagerservice: Age and expire the CM handle. If the CM happens to reboot, this should get the NMs to check in again after a while.


git-svn-id: bf82309ee31681273af20a825c7064ea7c5af838@1102558 13f79535-47bb-0310-9956-ffa450edef68

apache/tashi,apache/tashi,stroucki/tashi,stroucki/tashi,apache/tashi,stroucki/tashi,apache/tashi