hdf5

Merge pull request #1158 in HDFFV/hdf5 from ~BMRIBLER/hdf5_bmr_cpp4:develop to develop

Typos in comments

* commit '7d9f5ed49a560fe8801b77cce8ffb60a2ec5e846':
  Fixed document format Platforms tested:     Linux/64 (jelly) (only in comment sections)
  Fixed missing backslash