GitLab

* [Fix] Fix the calculation error of out_w in MaskedConv2dFunction (#2264)

* [Fix] Fix two intergers can not use / operator in torch1.6

* should not use kernel_h when calculates out_w

* [Docs] Fix some mistakes in data_process.md (#2283)

* correction

* correction en docs
Co-authored-by: yxzhao <33384732+yxzhao2022@users.noreply.github.com>

minor typo fix in `docs/en/understand_mmcv/data_process.md`

* [Docs] Refactor the structure of documentation

* [Docs] Refactor the structure of documentation

* fix symlink

* fix link

* fix typo

* polish docstring

* fix docstring

* Remove _build directroy in docs_zh_CN

* Change utils title to Chinese

* Translate documents

* Translate documents

* Use symbolic link to avoid repeated images

* Use symbolic link to avoid repeated images

* fix readme.md

* update copyright

* refactor docs

* rename title to Chinese

* [Docs] Refactor documentation

* [Docs] Refactor documentation

* refactor docs

* refactor docs

* set sphinx==3.1.2

* fix typo

* modify according to comment

* modify according to comment

* modify according to comment

* [Docs] delete unnecessary file

* fix title

* rename

* rename

* update doc formats

* update docstring

* update impad

* fix docstring

* add shape for impad

* fix unit test

* remove old version & fix doc

* fix linting

* fix doc
Co-authored-by: lixiaojie <lixiaojie@sensetime.com>

Signed-off-by: lizz <lizz@sensetime.com>

Update old crop_img and pad_img to imcrop and impad