* rename carEvents -> onroadEvents * bump cereal * bump cereal old-commit-hash: b97e5b0e03a5e22ef0ae6d6f5c2523592ee25540
* Add metadrive sim * use monotonic * don't use cuda if it's not available * Cleanup metadrive patches * PR suggestions * fix typo old-commit-hash: e02519bb71beb4bf1f6b7f5def5a077886e00327