* Add solhint and basic configuration
* Add solhint-plugin-prettier to run prettier via solhint
* Remove all solhint-disable rules in contracts
* Turn off compiler version errors
* Fix max-line-length linter errors
* Fix linting and prettier issues in contracts
* Add global lint command to run both ts and solidity linter
* add prettier-solidity + config
* run prettier
* update lockfile
* run prettier again
* Prettier missed one /:
* keep bridge adapter the same
* yarn prettier
`@0x/contracts-zero-ex`: Add refund mechanism to mtxs
`@0x/contracts-zero-ex`: Pass sender to transfomers.
`@0x/contracts-zero-ex`: Refund protocol fees to `refundReceiver` in FQT.
`@0x/utils`: Add EP flavor of `IllegalReentrancyError`
`@0x/order-utils`: Add `refundReceiver` to FQT transform data.
`@0x/asset-swapper`: Add `refundReceiver` support to EP swap quote consumer.