hdf5

Merge pull request #964 in HDFFV/hdf5 from ~LRKNOX/hdf5_lrk:develop to develop

* commit '4b6d3193e1392b64b401e1b4de60a2b0ef586f23':
  Add 2 parallel test files to CHECK-CLEANFILES so that if their tests fail before removing them, make check-clean will remove them.