hdf5_ep

Merge pull request #1006 in HDFFV/hdf5 from ~BYRN/hdf5_adb:develop to develop

* commit 'ba043154e989fce8737df0f2e8999d32bf38e303':
  Correct email
  Update URLs
  Correct hdf5 reference
  Update CDash info
  Update CMake reference and check CDash reference
  Update URLs
  Update section on using CMake source package