GitLab

* update centerpoint, dgcnn, fcos3d and free_anchor metafile

* check all metafile in configs

* update centerpoint, pointpillars and second yml

* rename PartA2 to parta2 in the name of config

* update metafile in nuimages

* update readme in nuimages

* fix cfg name

* update cfg name

* fix cfg

* fix comments

* fix comment

* fix comments

* update readme

* update readme

* add abstract for methods

* fix typos

* Update bibtex

* Update bibtex in the README

* Update bibtex in the Chinese README

* Update Group-Free-3D bibtex

* Fix to be compatible with bibtex grammer

* Fix rotation and dim hacks between nuscbox and our cambox

* Remove hack in the mono browse, fix cam_intrinsic in the RandomFlip3D

* Apply a more suitable hack transformation (dim & yaw hack)

* Fix incorrect transformation of dim in post-processing

* Remove transformation from global to local yaw in kitti mono dataset

* Add comments for cam_intrinsic modification in the doc and code

* Fix typos and invalid links

* Add compatibility doc for fixing nus hacks

* Update benchmark