[AutoRelease] t2-support-2021-03-29-38122(wave4) (Azure#17621)

* CodeGen from PR 13698 in Azure/azure-rest-api-specs
support readme.python change (Azure#13698)

* version,CHANGELOG

* test

* support changelog config(wave4)

* -GA space add

Co-authored-by: SDKAuto <sdkautomation@microsoft.com>
Co-authored-by: PythonSdkPipelines <PythonSdkPipelines>
Co-authored-by: Zed <601306339@qq.com>

[AutoRelease] t2-frontdoor-2021-03-26-19435(wave4) (Azure#17595)

* CodeGen from PR 13575 in Azure/azure-rest-api-specs
frontdoor readme t2 config (Azure#13575)

* wrong opr

* delete unexpected modification

* frontdoor readme t2 config

* readme.python version del

* frontdoor clear-output-folder del

* forntdoor readme.pythong package-version add

* version,CHANGELOG

* frontdoor auto release

* -GA space add

Co-authored-by: SDKAuto <sdkautomation@microsoft.com>
Co-authored-by: PythonSdkPipelines <PythonSdkPipelines>
Co-authored-by: Zed <601306339@qq.com>

[AutoRelease] t2-communication-2021-03-29 (Azure#17622)

[AutoRelease] t2-communication-2021-03-29 (Azure#17622)

T1 apimanagement 2021 03 25 (Azure#17564)

* CodeGen from PR 13629 in Azure/azure-rest-api-specs
Merge 976ef7e1f80f46f7e900bb043d60214e3a811fc9 into f354c9a

* apimanagement

Co-authored-by: SDKAuto <sdkautomation@microsoft.com>
Co-authored-by: Yan Zhang (WICRESOFT NORTH AMERICA LTD) <v-yanzhang@microsoft.com>

Pass down changelogPath to Update-Changelog Script

Sync eng/common directory with azure-sdk-tools repository for Tools P…

…R 1477

Sync eng/common directory with azure-sdk-tools repository for Tools P…

…R 1477

Sync eng/common directory with azure-sdk-tools repository for Tools P…

…R 1477

Sync eng/common directory with azure-sdk-tools repository for Tools P…

…R 1477