Errbot

Added
- Ability to update slack messages. 75 (TheJokersThief)
- Send cards to threads, when asked. 76 + 79 (TheJokersThief + duhow)
Changed
Fixed
- Unable to add add/remove reactions. 66 (pdkhai)
- Exception being raised on unsupported Slack events like modal and other Slack GUI events. 72 (nzlosh)
- Getting topic for non-existent channel. 73 (sijis)
- Bot id lookup for Bot accounts and Slack bot messages 74 (jcfrt)

Removed

Added
- Documentation for configuring BOT_ADMIN and BOT_ADMIN_NOTIFICATION.
Changed
Fixed
- Channel mentions caused messages to be silently dropped. 57 (nzlosh)
Removed

Added
- changelog file.
- Github actions for unit tests, codestyle, lint.
- unit tests.
- Python 3.10 to unit tets
- handler for reaction add/remove events.

Changed
- Person field returns unique identifier instead of usernames which aren't guaranteed to be unique.
See https://github.com/errbotio/err-backend-slackv3/issues/33 for details.
- Markdown dependency to pull from github commit that includes slack mention fix.
See https://github.com/Python-Markdown/markdown/pull/1165 for details.

Removed
- Python 3.6 from unit tests.


Changelog
All notable changes to this project will be documented in this file.

The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).