evs_mcast_joined.3:
remove priority fields from evs service.
..
evs_mcast_groups.3, evs.h, ais_msg.h:
remove priority fields from evs service.
util.c:
bug 214
Fix pthread mutex not unlocked in error path

BKrev: 41fbd660W-BROulgsZt4S6LYD_pcvw


git-svn-id: http://svn.fedorahosted.org/svn/corosync/trunk@431 fd59a12c-fef9-0310-b244-a6a79926bd2f