GitLab

* add bias_act

* support bias_act

* support filtered_lrelu

* support filtered_lrelu and upfirdn2d

* support conv2d_gradfix and fix filtered_lrelu

* fix lint

* fix lint

* fix c++ lint

* fix part comments

* fix lint

* rm redundant header

* fix upgrade pip

* fix as comment

* fix c++ lint

* fix ci

* fix-ut

* fix as comments

* add grad check

* remove redundant template

* Update mmcv/ops/bias_act.py
Co-authored-by: Zaida Zhou <58739961+zhouzaida@users.noreply.github.com>

* add typehint

* fix as comment:

* complete type hints

* fix lint

* add test for conv_gradfix

* add test for conv_gradfix

* fix lint

* modify licenses and ops.md

* add zh op md

* add torch version policy for conv2d_gradfix

* fix lint

* fix as comments

* rename impl

* rm redudant function and add ut

* fix as comment

* fix lint

* fix lint

* fix as comments

* fix lint

* fix ut

* fix as comment

* fix as comment

* fix as comment

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Co-authored-by: Zaida Zhou <58739961+zhouzaida@users.noreply.github.com>