New Features
- ui: add undo and redo button tooltips (e5def55b)
- ui: improve highlighting of matches in search results (4586f54b)
- add option to discard changes and revert content to the last published version (2a40c1e7)
- add public pagelist api (6967a5fa)
- add select field type (45a7e156)
- improve handling of usernames and emails (847b80aa)
- purge unused fields when changing page templates (1a23b56c)
- purge unused fields when changing the main theme (b9f1da59)