h5compat

Merge pull request #3 in OTHER/h5compat from ~LRKNOX/h5compat_lrk:master to master

* commit 'db9ca742c17e78bd87465105a7cd78fc30ae6780':
  Update 2 API test changes for H5O changes in HDF5 1.12.
  Update API tests for H5O changes in 1.12/