What's Changed
* feat: more helper functions by fulder in https://github.com/fulder/pki-tools/pull/102
* **BREAKING** `pki_tools.verify_signature` moved to `Certificate.verify_signature`
* Add `CertificateRevocationList.to_file` function
* Add `CryptoKeyPair.private_key_to_file` function
* Add `CryptoKeyPair.public_key_to_file` function
**Full Changelog**: https://github.com/fulder/pki-tools/compare/v0.0.33...v0.0.34