updated EmojiOne
better link to emoji lookups
FEATURE: Admin interface for adding custom fields for users
FIX: someone yanked ffi :(
improve banner copy
FIX: typo, no grey unread in suggested topic list
FEATURE: github onebox improvements
FIX: incorrect number on github onebox
FIX: there's no need to try to download relative images
SECURITY: RegExp engine loopwith improperly formatted URLs.
minor copy improvement