BOOKKEEPER-704: reconnectable zookeeper client wrapper (sijie via ivank) [missing file]

Change-Id: I46cf3237ec5e1998039fedee9d127752c1389a73

git-svn-id: https://svn.apache.org/repos/asf/zookeeper/bookkeeper/trunk@1618817 13f79535-47bb-0310-9956-ffa450edef68