Merge topic 'exodus-link-hdf5'

1dfd6183 Merge branch 'upstream-exodusII' into exodus-link-hdf5
a98772f6 exodusII 2020-05-07 (2c24a120)
144ad43c exodusII: update to link to pthreads
ca02bcc8 exodusII: also link to hdf5 directly

Acked-by: Kitware Robot <kwrobot@kitware.com>
Acked-by: Utkarsh Ayachit <utkarsh.ayachit@kitware.com>
Tested-by: badshah400 <badshah400@gmail.com>
Merge-request: !6865