hdf5

Merge pull request #1820 in HDFFV/hdf5 from ~LRKNOX/hdf5_lrk:develop to develop

* commit 'ab6679315c5027576c3a80d0ea3b67fd2fa58ff0':
  Update COPYING file. Remove hdfs from list of vfds for check-vfd testing as it is read-only.