Major and/or breaking changes:
- Context based callbacks
- Persistence
- PrefixHandler added (Handler overhaul)
- Deprecation of RegexHandler and edited_messages, channel_post, etc. arguments (Filter overhaul)
- Various ConversationHandler changes and fixes
- Bot API 4.1, 4.2, 4.3 support
- Python 3.4 is no longer supported
- Error Handler now handles all types of exceptions (
#1485_) - Return UTC from from_timestamp() (
#1485_)
See the wiki page at https://git.io/fxJuV for a detailed guide on how to migrate from version 11 to version 12.
** Check the CHANGES.rst file for more info **