BNC#871970. Change udpu member addresses structure and the format of nodelist in corosync.conf
BNC#871970. modify the package changelog.
- BNC#874563,stop pacemaker could stop corosync at the same time.
Modify code to ruby like.
BNC#874710, Only active or passive of rrp_mode is valid for multiple interfaces.
Change space around commas.
Merge pull request #12 from nick-wang/master

Modified as ruby style. space around commas, etc.