New Features
Content Mentions GA
Prefix search for auto-suggest
Message Editor v2 (Early Access)
Better visual display for code samples
In-line image editing
Streamlined editing pane ...
Updated 6 months ago
Version 11.0
Blog Post
From the release note above:
Content Mentions default notifications are configured in Community Admin. Members can configure their notification preferences, too: For admins: Users > Notification Defaults > Notifications > Posts my content is @mentioned in. For members: My Settings > Subscriptions & Notifications > Notification Settings > Posts my content is @mentioned in.