MPI for the refactor

[Adrian-Diaz]

Description

Type of change

Please select all relevant options

• [x] New feature (non-breaking change which adds functionality)
• [ ] Bug fix (non-breaking change which fixes an issue)
• [ ] Formatting and/or style fixes
• [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected)
• [ ] This change requires a documentation update

How Has This Been Tested?

• [x] Test A : regression tests and example SGH 2D and 3D runs
• [ ] Test B :

Test Configuration:

• OS version: WSL2 Ubuntu 20
• Hardware: desktop
• Compiler: gcc

Checklist:

• [x] My code follows the style guidelines of this project
• [x] I have performed a self-review of my code
• [x] I have commented my code, particularly in hard-to-understand areas
• [x] I have made corresponding changes to the documentation
• [x] My changes generate no new warnings
• [x] The code builds from scratch with my new changes
• [x] I have added tests that prove my fix is effective or that my feature works
• [x] New and existing unit tests pass locally with my changes
• [x] Any dependent changes have been merged and published in downstream modules

[nathanielmorgan]

Does the regression test suite pass on a GPU?

[Adrian-Diaz]

Everything works now except the contact tests on cuda, its unclear why they'd pass on openmp but not cuda since I can verify all the state information going into the contact routines is concurrent.