hdf5

Merge pull request #1883 in HDFFV/hdf5 from ~LRKNOX/hdf5_lrk:develop to develop

* commit '92f103cfd4b19b61a0ddf6e62e1692d2b3eeb4d9':
  Add H5_DLL to all s3comms function prototypes to stop Windows unresolved external symbols errors.  HDFFV-10889.