* develop segmentor and remove custom optim

* update segmentor example

* add data preprocessor

* refine intro

* add out_channels

* fix forward

* add decode_head ut

* add segmentor ut

* refine postprocess

* fix

* [Enhancement]Add `out_file` in add_datasample to for save vis image directly

* comments

* ut

* add pyupgrade hook

* run pyupgrade precommit hook

* [Docs] Add Overview

* comments

* refine

* refine

* [Refactor]Resume do not specify ckpt

* add default false value

* [Doc] Update Data Preparation and Visualization doc

* upload visualization figure example

* fix

* fix

* delete demo image

* remove segvisualizer

* fix

* fix

* fix

* [CI] Fix CI

* fix wrong command

* remove mmcv

* fix lint error

* add pytorch install

* fix pytorch installation

* fix mmengine error

* fix mmcv installation in pr_stage

* fix docstring coverage in lint and delete cu102 in pr_stage windows

* fix lint.yml and reset test.yml

* ignore some ut in build_windows of pr_stage

* test merge stage test

* fix mmseg dependencies in pr_stage_test.yml

* delete redundant lines in pr_stage and fix mmseg dependencies in mr_stage

* fix error in merge_stage

* delete python -m in merge_stage

* fix error in merge_stage

* let mmcv installation before mmengine

* fix error of mmcv not found

* fix ut error in merge)stage_test.yml

* fix build_windows ut in metge_stage

* fix error

* fix windows error of merge_stag

* Update .github/workflows/merge_stage_test.yml

* Update .github/workflows/merge_stage_test.yml

* Update .github/workflows/merge_stage_test.yml

* fix error

* delete skip timm ut

* add requitements/optinal.txt in test.yml

* Update .github/workflows/merge_stage_test.yml

Co-authored-by: Miao Zheng <76149310+MeowZheng@users.noreply.github.com>

* Bump 1.0.0rc0

* rephase

* rephase

* [Fix] README for mmseg 1.x

* typo

* link and refine

* [WIP] Refine documentation

* get started done

* config refine

* train_test

* refine user guides

* add contribution

* add contribution

* refine visualization

* advanced tutorial

* advanced guides

* tricks

* refine zh doc

* refactor changelog

* [Fix] Fix several config file errors in 2.0

* change _base_ config file name in configs

* inference, train_test tutorial

* fix

* add --work-dir

* transform tutorial

* fix

* [Fix] Config name in ut

* lint

* rename ann configs

* update ann yml

* update

* update

* update

* update

* update

* update ann readme

* update

* update deeplabv3

* update readme

* fix yml

* fix beit

* [WIP] Refactor data flow

* model return

* [WIP] Refactor data flow

* support data_samples is optional

* fix benchmark

* fix base

* minors

* rebase

* fix api

* ut

* fix api inference

* comments

* docstring

* docstring

* docstring

* fix bug of slide inference

* add assert c > 1

* [WIP] mmcv-clean

* [WIP]Remove modules from mmcv.runner and mmcv.utils

* wip

* fix import mmengine

* remove ut

* loadcheckpoint in mae

* config tutorial

* update config name convention

* minor change

* rewrite name

* modify scripts dirname

* update links

* support custom runner

* fix

* [Doc] MMSeg 1.x Documentation

* revise index