MRUNIT-99: dont force K2 in MapReduceDriver's to be Comparable since Hadoop dont enforce this on the map output key and value classes

git-svn-id: https://svn.apache.org/repos/asf/incubator/mrunit/branches/mrunit-0.9@1326480 13f79535-47bb-0310-9956-ffa450edef68
2 files changed