spark git commit: [SPARK-11869][ML] Clean up TempDirectory properly in ML tests

Repository: spark Updated Branches: refs/heads/branch-1.6 0a878ad0e -> 60d937529 [SPARK-11869][ML] Clean up TempDirectory properly in ML tests Need to remove parent directory (```className```) rather than just tempDir (```className/random_name```) I tested this with IDFSuite, which has 2

spark git commit: [SPARK-11869][ML] Clean up TempDirectory properly in ML tests

Repository: spark Updated Branches: refs/heads/master 7216f4054 -> 0fff8eb3e [SPARK-11869][ML] Clean up TempDirectory properly in ML tests Need to remove parent directory (```className```) rather than just tempDir (```className/random_name```) I tested this with IDFSuite, which has 2