HBASE-10666 TestMasterCoprocessorExceptionWithAbort hangs at shutdown

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1574773 13f79535-47bb-0310-9956-ffa450edef68
HBASE-10665 TestCompaction and TestCompactionWithCoprocessor run too long

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1574775 13f79535-47bb-0310-9956-ffa450edef68