Changes to the site this week:
- NEW: User preferences for date and time display formatting.
- NEW: Lock icons are now displayed for locked groups in the Your Groups list, the My Groups page and the Subgroups page.
- NEW: Support '答复:' as an indicator in the subject of a message reply.
- NEW: 'Ban Sender' button when viewing a pending message sent from a non-member.
- INTERNAL: Changed many operations that relied on Amazon S3 to make them more reliable in the face of intermittent issues with S3 lately.
- INTERNAL: Wrote a new utility to maintain the nginx domain config files.
- NEW: Work on preventing spam signups.
Have a good weekend everybody.