HBASE-7606 TestJoinedScanners fails in trunk build on hadoop 2.0


git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1467292 13f79535-47bb-0310-9956-ffa450edef68
HBASE-8324 TestHFileOutputFormat.testMRIncremental* fails against hadoop2 profile


git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1467300 13f79535-47bb-0310-9956-ffa450edef68