GitLab

* [Feature]: support using nuimages for instance segmentation

* Update performance and start benchmark

* Change default path names

* Update performance

* Update mmcv version

* Update model links

* Update model links and fix unit tests

* rephrase

Update configs/pointpillars/hv_pointpillars_secfpn_sbn-all_4x8_2x_lyft-3d.py, configs/regnet/hv_pointpillars_regnet-400mf_secfpn_sbn-all_4x8_2x_lyft-3d.py, configs/_base_/datasets/lyft-3d.py files