HBASE-8360  In HBaseClient#cancelConnections we should close fully the connection

git-svn-id: https://svn.apache.org/repos/asf/hbase/branches/0.95@1469953 13f79535-47bb-0310-9956-ffa450edef68
HBASE-8374 NullPointerException when launching the balancer due to unknown region location (Ted Yu)



git-svn-id: https://svn.apache.org/repos/asf/hbase/branches/0.95@1469955 13f79535-47bb-0310-9956-ffa450edef68
HBASE-8279-Performance Evaluation does not consider the args passed in case of more than one client(Ram)



git-svn-id: https://svn.apache.org/repos/asf/hbase/branches/0.95@1469983 13f79535-47bb-0310-9956-ffa450edef68
Merge remote branch 'origin/0.95' into 0.95-gd
Merge remote branch 'origin/0.95-gd' into fb-YAHOO-317-0.95-gd