GitLab

* feat: support torch>=1.11

Fix #900.
Support PyTorch version >= 1.11. Referring to https://github.com/pytorch/pytorch/pull/66765 and https://github.com/pytorch/pytorch/wiki/TH-to-ATen-porting-guide.

* fix: Remove preproc torch version check macros

* Fix missing __init__.py

* Add further missing __init__.py

update back to original version of torch.div and torch.meshgrid to also support lower version pytorch

* add voxel roi pooling

* add voxel r-cnn head

* add voxel query

* add voxel r-cnn

* add Voxel R-CNN

* add infos about Voxel R-CNN

* add voxel_rcnn_car.yaml

* add infos about Voxel R-CNN
Co-authored-by: Shaoshuai Shi <shaoshuaics@gmail.com>