Pepmatch

Stable release of PEPMatch 1.0. Waited for publication which is [here](https://bmcbioinformatics.biomedcentral.com/articles/10.1186/s12859-023-05606-4)

First real stable PEPMatch release.

- Completely refactored all of the codebase for better maintainability and readability
- Unit tests for exact match, mismatch, and best match w/ GitHub workflows
- Benchmarking portion works for all methods
- Added feature to search discontinuous epitopes
- Improve regex pattern matching for FASTA header extraction
- Preprocessing option for Redis, to test for speed
- Many bug fixes for outputting results