totemsrp.c:
defect 498 - reduce network traffic from merge detection

BKrev: 42694604csBxR35HgvFh1cX-WdsjPw


git-svn-id: http://svn.fedorahosted.org/svn/corosync/trunk@623 fd59a12c-fef9-0310-b244-a6a79926bd2f