v0.20.0

What's Changed

• feat: entry revision history with diffs, restore and session changes by @butschster in #64
• feat(export): a research as an Obsidian vault by @butschster in #66
• feat: teams and roles by @butschster in #67
• fix(realtime): deliver the events, to the right people, and say so by @butschster in #69
• feat: read-only share links by @butschster in #70
• fix(ui): close the escaping hole, split the stylesheet, and finish what the interface could not do by @butschster in #71
• fix(history): the UI stops reporting things that are not true by @butschster in #72

Full Changelog: v0.19.0...v0.20.0