Add windows, mac, and linux misc. files that are annoying to gitignore

[RDIL]

Description

Please include a summary of the change and which issue is fixed (optional). Please also include relevant motivation and context. List any dependencies that are required for this change.

Fixes # (issue)

Type of change

Please delete options that are not relevant.

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

Checklist:

• [x] My code follows the style guidelines of this project
• [x] I have performed a self-review of my own 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] 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

[FalseHonesty]

Thanks, this is a good change. However, we do have the pull request template for a reason, so for future reference, please fill it out. Thanks again!

[RDIL]

Believe me, I know how it feels to have templates that nobody fills out. I manage a project with 8 stars and 23 forks and nobody fills out any of my templates. It just enraged me. I will fill it out in the future.