create testSuite for HDInsights

[dereklwood]

HDFS related tests may have failures, such as

co.cask.cdap.operations.OperationalStatsTest
testHDFSStats(co.cask.cdap.operations.OperationalStatsTest)  Time elapsed: 0.542 sec  <<< FAILURE!
java.lang.AssertionError: null
        at org.junit.Assert.fail(Assert.java:86)
        at org.junit.Assert.assertTrue(Assert.java:41)
        at org.junit.Assert.assertTrue(Assert.java:52)
        at co.cask.cdap.operations.OperationalStatsTest.testHDFSStats(OperationalStatsTest.java:52)