HBASE-9525 "Move" region right after a region split is dangerous

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1523832 13f79535-47bb-0310-9956-ffa450edef68
HBASE-9544 Remove TestAdmin#testIsEnabledOnNonexistentTable()



git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1523837 13f79535-47bb-0310-9956-ffa450edef68
HBASE-7953 Some HFilePerformanceEvaluation tests might fail because of scanner.getValue when there is no more row; ADDENDUM

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1523838 13f79535-47bb-0310-9956-ffa450edef68
HBASE-9552. NPE while updating RegionServers with the favored nodes assignments.

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1523849 13f79535-47bb-0310-9956-ffa450edef68