hdf5_ep

Merge pull request #114 in HDFFV/hdf5 from ~BYRN/hdf5_adb:hdf5_1_8 to hdf5_1_8

* commit '360fe1e0f583bbf541957d838b27d0f667904825':
  Identify generated files with property
  Update with changes from buildbot process
  Update to latest cnahages used in buildbot status