Version 9.1.1 - 2022-05-05

• GIFs don't render inside unfurls and cause a TypeError
• Improve how the muc_domain setting is populated via service discovery
• Remove local (non-requesting) contacts not returned from a full roster response
• Improve performance by looking up VCards via map instead of traversing an array
• Fix infinite loop when receiving service discovery entities with a circular dependency
• #1130: Display the room’s vCard-temp avatar
• #2746: Always reply to all iqs, even those not understood
• #2794: Some display problems with mobile view mode
• #2868: Selected emoji is inserted into all open chat boxes

Remove the very old and largely unused config option allow_muc.
If you don't want MUC support, you can add 'converse-muc' to the
blacklisted_plugins setting.