* Bump rand from 0.5.5 to 0.6.1 Bumps [rand](https://github.com/rust-random/rand) from 0.5.5 to 0.6.1. - [Release notes](https://github.com/rust-random/rand/releases) - [Changelog](https://github.com/rust-random/rand/blob/master/CHANGELOG.md) - [Commits](https://github.com/rust-random/rand/commits) Signed-off-by: dependabot[bot] <support@dependabot.com> * Fix conflicts and deprecated usages * Fix benches
* Add db_ledger benchmarks * ignore benches in CI, due to timeouts