hdf5

Merge pull request #868 in HDFFV/hdf5 from ~BYRN/hdf5_adb:develop to develop

* commit 'fbcaec3555b6fce1a6be92b019972f51b6a51439':
  HDFFV-10396 typo fix
  HDFFV-10396 Add note
  HDFFV-10396 Eliminate overuse of h5tools_simple_prefix function