refs #100610 Merge remote-tracking branch 'origin/100610-prepare-ccnx-050-release'
refs #100610 Merge remote-tracking branch 'origin/100610-prepare-ccnx-050-release'

* origin/100610-prepare-ccnx-050-release:
  refs #100610 Update release notes for 0.5.0rc2.

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