Persist filters

[braxex]

Summary

We need to persist filters so users can iteratively filter and search.

Addresses #62

Type of change

• [x] New feature (non-breaking change which adds functionality)

How To Test

Pull down, do some filtering over and over. Note that your selected filters persist.

Checklist:

• [x] My code follows the style guidelines of this project and has no linting errors
• [x] I have performed a self-review of my code
• [x] I have commented my code, particularly in hard-to-understand areas
• ~[ ] I have made corresponding changes to the documentation, including any applicable ADRs~
• [x] My changes generate no new warnings
• ~[ ] I have added tests that fail without these changes~
• [x] New and existing tests (unit, integration, accessibility) pass locally
• ~[ ] Documentation updated~
• ~[ ] If there are security concerns they are addressed or ticketed after being discussed~

[codeclimate[bot]]

Code Climate has analyzed commit 58ae8570 and detected 0 issues on this pull request.

The test coverage on the diff in this pull request is 93.3% (80% is the threshold).

This pull request will bring the total coverage in the repository to 91.5%.

View more on Code Climate.