Add ability to run tests with `mpiexec`. (!1025) · Merge requests · VTK / VTK-m · GitLab

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Utkarsh Ayachit requested to merge utkarsh.ayachit/vtk-m:add_mpi_tests into master Dec 18, 2017

Extends vtkm_unit_tests to support running tests with mpiexec. Updates UnitTestMultiBlock to use mpi, if available.