* Add markdown lint in pre-commit hook

* add markdown lint

* bump to v2.7.0

* update dates

* update version requirements

* rephrase

* resolve comments

Added instructions related to the docker version to ensure that user is not running into issues mentioned here https://github.com/NVIDIA/nvidia-docker/issues/1165

* bump to v2.6.0

* update version requirements

* Add README.md reference

* Fix README.md

* [Enhance] Update ckpt file name in docs

* fixed config path

* update some models

* some fix

* support cascade

* add htc

* sup more models

* sup point rend

* clean comment

* minor fix

* clean

* fix unittest

* update doc

* fix image demo and robustness test

* fix webcame

* Add eval-option flag for testing

* Update description

* Add BC

* Update docs

* merge with cfg.evaluate

* add more info

* add more keys to pop

* add docs

* Update usage and trouble shooting links

* update support for pt1.6

* Update pytorch2onnx.py which using new logic to convert pytorch to ONNX

* use standard API to check whether in ONNX convert process

* only compare the score value while verifying results between ONNX and pytorch

* move import onnx before import torch, or something weird will happen

* use real images for input

* modifying the way of calling nms

* modify docstring for bbox2result, and remove unnecessary part for onnx exporting

* modify the 'Convert to ONNX' part in docs

* replace or to | in docstring

* update according to the latest mmcv

* add normalize part

* raise error while using low version mmcv

* minor update

* minor update

Co-authored-by: Jiarui XU <xvjiarui0826@gmail.com>

* add gui link in getting_started.md

* add gui link in getting_started.md

L268: [wrong argumentation]: --work_dir --> --work-dir

* fix typo in docs and docstring

* update launch utility url

* Fix bug of ordered list in getting_started

* Update docs

* Update usage

* Change example order

* add logo and resources folder

* update logo size

* change logo size to 400

* change logo size to 600

* migrate flops counter to mmcv

* remove useless unit tests

* update the doc

* Add links in docs

* Fix typo

* Fix unittest bug

- CAMERA-ID was mention for image_demo.py

* add python path in scripts

* Make python path work

* Shorter path

* Add docs

* Change dist scripts

* Change slurm example

* Fix validate default bug

* Change docs accordingly

* add python path in scripts

* Make python path work

* Shorter path

* Add docs

* Change dist scripts

* Change slurm example

* fix the docs

* add docs for image demo

* add macOS in supported systems

* add mmcv into requirements of readthedocs

* Add score_thr parameter to test

* Add info about score_thr in docs

* Rename score_thr to show_score_thr

* Fix show-score-thr name in getting_started.md

* add docs

* reorg tutorials and a minor fix

* add docs on adding new necks

* Add tutorials for V2.0

* Add details for dataset tutorial

* add tutorials in index.rst

* Add tutorials for concat data

* Modify documents

* More contents