HBASE-9558  PerformanceEvaluation is in hbase-server, and creates a dependency to MiniDFSCluster

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1524985 13f79535-47bb-0310-9956-ffa450edef68
HBASE-7462  TestDrainingServer is an integration test. It should be a unit test instead (Gustavo Anatoly)

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1524995 13f79535-47bb-0310-9956-ffa450edef68