Commits
Merge pull request #2622 in HDFFV/hdf5 from fix_h5doappend to develop * commit 'c6b836527f31a731e022083ebe1b9b18f8cdd29a': Eliminate unneccesary creation of DXPL
Merge pull request #2622 in HDFFV/hdf5 from fix_h5doappend to develop * commit 'c6b836527f31a731e022083ebe1b9b18f8cdd29a': Eliminate unneccesary creation of DXPL