Corey McNeish c8a3a650fa Fix hydrogen@develop build (#8262) ... * Delete support for old versions of Elemental in Hydrogen * Fix cmake_args versions in lbann * Remove unused import (again) * Revert elemental to pre-llnl fork * Strip tailing whitespace from libgfortran.so * Fix flake8 * Remove debug print * * Add back elemental@develop * Prohibit installation of hydrogen previous to 0.99 * Fix flake8 * Change cmake_args error to a conflicts for old versions of Hydrogen * Use ~ not -		2018-06-07 18:08:23 -05:00
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spack	Fix hydrogen@develop build (#8262)	2018-06-07 18:08:23 -05:00