ZOOKEEPER-1495. ZK client hangs when using a function not available on the server. (Skye W-M via phunt)

git-svn-id: https://svn.apache.org/repos/asf/zookeeper/branches/branch-3.4@1438291 13f79535-47bb-0310-9956-ffa450edef68
ZOOKEEPER-1615. minor typos in ZooKeeper Programmer's Guide web page (Evan Zacks via phunt)

git-svn-id: https://svn.apache.org/repos/asf/zookeeper/branches/branch-3.4@1438362 13f79535-47bb-0310-9956-ffa450edef68
ZOOKEEPER-1613. The documentation still points to 2008 in the copyright notice (Edward Ribeiro via phunt)

git-svn-id: https://svn.apache.org/repos/asf/zookeeper/branches/branch-3.4@1438367 13f79535-47bb-0310-9956-ffa450edef68