bugfix: really activate pattern lock
replaced pattern locking with much nicer pattern locking
modularized pattern locking
added activity logging
now displaying last login/last activity
added paperclip as a dependency for easy image attachment handling
added an avatar
now showing avatars as well :)
fix: rubyracer 0.11 is bugged
fix: made pattern lock backwards compatible
fix: account may not yet exist
fix: avatar may be empty
updated schema