What's in this release?

SSO

• SSO support with AAD and WebChat (Docs WIP)(Sample)

Skills

Expanded support for a number of scenarios in Skills, including

• Support for custom adapters that require a request/response flow
• Authentication with OAuth and SSO
• Handing off to a skill as part of a dialog

Teams

Added support for a new get single member endpoint, and expanded support for the get paged members endpoint.

Changelog for v4.8.0:

Skills changes

• Support originating audience for skills conversations [PR 821]
• Added DeliveryMode expectReplies [PR 812]
  and [PR 838]
• Add ephemeral to DeliveryModes (parity) [PR 847]
• continue conversation fix for skills [PR 683]
• continue_conversation in custom adapter [PR 824]

Teams changes

• Fix teams connector client creation credential retrieval bug [PR 844]
• Get Teams member updates [PR 839]
• Add Teams member_count and channel_count to TeamDetails [PR 837]
• Teams helper unit tests [PR 786]
• Consolidate Teams serialization helpers [PR 738]
• Adding new scenario for updated TeamsInfo helper [PR 654]
• Adding helper for starting thread in Teams [PR 653]

Auth changes

• Refactor BotFrameworkAdapter Auth, add support for proactively messaging [PR 801]
• Additional auth flow [PR 766]
• AppCredentials object model and update to MSAL [PR 732]

Misc framework changes

• Add botbuilder-integration-aiohttp
• Added botbuilder-adapters-slack [PR 688]
• Add FindChoiceOptions for recognize_numbers and recognize_ordinals [PR 691]
• Special chars in bot_name cause remove_mention_text to fail [PR 689]
• Appinsights telemetry for aiohttp [PR 634]
• Move django import [PR 612]

Build, test, and doc changes

• Now testing against Python 3.6, 3.7 and 3.8 [PR 813]
• bug: move main.yml to proper folder [PR 808]
• Add issue autotagging [PR 807]
• Update ci-pr-pipeline.yml for using Python 3.6, 3.7, and 3.8 [PR 778]
• 3.6 tests failing due to remove_mention_text [PR 747]
• Fixes failing waterfall tests on Python 3.8 [PR 744]
• aiohttp appinsights consistent package versions [PR 741]
• API ref docs [PR 723] and [PR 716] and [PR 701] and [PR 700] and [PR 690] and [PR 674] and [PR 657]
• Updated Whats New link [PR 703]
• Sets version on Python libs [PR 680]
• Bumping versions for samples dev environment [PR 652]
• Axsuarez/update badge [PR 645]
• Azure pipelines YAML pipeline [PR 643]
• Update README.rst [PR 608]