GitLab

* fix bugs in nms

* fix test_merge_augs

* Add header for files

* Add header for files

* Add header for files

* Add header for files

* Adjust the directory structure of tests

* Adopted the new directory via _get_config_directory

* Adopted the new directory via _get_config_directory

* Adopted the new directory via _get_config_directory

* modified the wrong code comments

* Add merge_aug_bboxes_3d unittest

* Add voxel_generator unittest

* Change test_merge_augs

* Add clean_data unittest

* Finish eval_class unittest

* Add kitti_eval unittest

* Add do_eval unittest

* Add gpu judgement for do_eval

* Change test_kitti_eval and test_voxel_generator

* Change to isclose

* Add unittests for bbox transform

* Add unittests for bbox transform

* Add unittests for bbox transform

* Add decode

* Add pred_split unittest

* Change allclose to eq