ckpt.c:
defect325 - rename saCkptActiveCheckpointSet to saCkptActiveReplicaSet

BKrev: 4240ac49svEd0Uoaf0zn8-6YXK5akw


git-svn-id: http://svn.fedorahosted.org/svn/corosync/trunk@547 fd59a12c-fef9-0310-b244-a6a79926bd2f