hdf5_ep

Merge pull request #1 in ~VCHOI/my_hdf5_fork from ~BMRIBLER/version_bounds_bmr:bugfix/version_bounds to bugfix/version_bounds

Added gen_bounds.c to generate data files for version bounds testing in 1.8 and 1.6.

* commit 'daa0eb801561dc1831065e4c8c06d6cd68330200':
  Further improvement
  Fixed comment.
  Adding data file generator Description:     Added gen_bounds.c to generate the following files:     - bounds_earliest_latest.h5     - bounds_earliest_v18.h5     - bounds_latest_latest.h5     - bounds_v18_latest.h5     - bounds_v18_v18.h5     for testing the version bounds fix in 1.8 and 1.6.