Fixing ProcessInstanceColoMixedTest.
Fixing PrismFeedReplicationUpdateTest.updateFeed_dependentProcessTest().
Refactoring repeated code.
Refactoring bundle submission code.
Removing IPs from comments.
Fixing workflow paths of EmbeddedPigScriptTest and ProcessInstanceRunningTest.
Fixing PrismFeedReplicationPartitionExpTest#normalTest_2s1t_pt as per discussion on FALCON-305.
Changing the ColoHelper parameter to FileSystem in HadoopUtil.uploadDir().
Fixing workflow path in ProcessInstanceColoMixedTest.