What's in this version:
- Fix viewing the wrong photo from the news feed
- Facebook Chat API is now used to send private messages, in threads that allow it (2-person threads). Requires a re-login to authorize the facebook chat permission when an upgrading user opens messages, a message thread, or sends a message from a user's profile info tab.
- Videos can now be posted to profiles, groups, and events
- Streamlined photo/video upload dialogs
- Default value for "Save News Feed Position" is now disabled