Ypricemagic

What's Changed
* fix: chainlink ContractLogicError edge case by BobTheBuidler in https://github.com/BobTheBuidler/ypricemagic/pull/744


**Full Changelog**: https://github.com/BobTheBuidler/ypricemagic/compare/v4.0.19...v4.0.20

fix: velodrome ContractLogicError on pool init on older web3 versions

**Full Changelog**: https://github.com/BobTheBuidler/ypricemagic/compare/v4.0.18...v4.0.19

What's Changed
* fix: uniswap v1 non verified exchange edge case by BobTheBuidler in https://github.com/BobTheBuidler/ypricemagic/pull/743


**Full Changelog**: https://github.com/BobTheBuidler/ypricemagic/compare/v4.0.17...v4.0.18

What's Changed
* feat: stringify cache keys by BobTheBuidler in https://github.com/BobTheBuidler/ypricemagic/pull/737
* fix: pony-stubs conflict with python3.8 by BobTheBuidler in https://github.com/BobTheBuidler/ypricemagic/pull/741
* fix: self-nuking joblib cache by BobTheBuidler in https://github.com/BobTheBuidler/ypricemagic/pull/738
* chore: format by BobTheBuidler in https://github.com/BobTheBuidler/ypricemagic/pull/739
* chore: fix comment by BobTheBuidler in https://github.com/BobTheBuidler/ypricemagic/pull/742


**Full Changelog**: https://github.com/BobTheBuidler/ypricemagic/compare/v4.0.16...v4.0.17

What's Changed
* chore: refactor Contract ttl cache by BobTheBuidler in https://github.com/BobTheBuidler/ypricemagic/pull/732

* feat(mypy): implement pony-stubs by BobTheBuidler in https://github.com/BobTheBuidler/ypricemagic/pull/734


**Full Changelog**: https://github.com/BobTheBuidler/ypricemagic/compare/v4.0.15...v4.0.16

What's Changed
* chore: include py.typed marker by BobTheBuidler in https://github.com/BobTheBuidler/ypricemagic/pull/731
* chore: remove cachetools from requirements by BobTheBuidler in https://github.com/BobTheBuidler/ypricemagic/pull/730


**Full Changelog**: https://github.com/BobTheBuidler/ypricemagic/compare/v4.0.14...v4.0.15