I've upgraded xenForo to the latest version 1.5.0 now. It was released earlier today. Some of the new features:
- Thread tagging
- Responsive admin control panel
- Two-step verification
- Floating notices
- Profile post comment improvements, including soft deletion and liking
- Admin sent alerts and conversations
- Welcome messages
- Automatic link title conversion
- Newest posts in the sidebar
- Independent language selection in the admin control panel
- and more
