refs #100527 Merge remote-tracking branch 'origin/100527-scope2-fix'
refs #100527 Merge remote-tracking branch 'origin/100527-scope2-fix'

* origin/100527-scope2-fix:
  refs #100527  Don't clobber rest of pe->flags when setting CCN_PR_UNSENT bit.

cawka/ndnx,svartika/ccnx,ebollens/ccnmp,svartika/ccnx,svartika/ccnx,cawka/ndnx,svartika/ccnx,svartika/ccnx,ebollens/ccnmp,cawka/ndnx,svartika/ccnx,cawka/ndnx,ebollens/ccnmp,cawka/ndnx,ebollens/ccnmp,svartika/ccnx