* split bridge into two files * fix metadrive * fix tests too old-commit-hash: 5af5469c66e04d114121658017a756269c610e48
* 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