hdf5

Merge pull request #913 in HDFFV/hdf5 from ~BYRN/hdf5_adb:develop to develop

* commit '5a8ac1fb6c13e776bc17fa52c4cdf353c907907b':
  Fix test loop
  Correct if-endif block
  Remove option from list in doc
  Remove t_cache_image test on Windows
  Correct use of LIST var