fix

bump (open-web3-stack#299)

bump version (open-web3-stack#288)

bump version

Use Clippy in CI (open-web3-stack#162)

* Configure CI to run clippy

* Fix up clippy issues in vesting

* Fix up clippy issues in utilities

* Fix up clippy issues in tokens

* Fix up clippy issues in schedule-update

* Fix up clippy issues in oracle

* Fix up clippy issues in gradually-update

* Fix up clippy issues in currencies

* Fix up clippy issues in auction

* Fix formatting

* Deny warnings when running clippy on CI

* Fix clippy issues in benchmarking