ping nbm
extract chess
chat should autoscroll only when at bottom
back button to game -> old status
finish flagged game
It's possible to join your own game and win it, which will then be displayed as a win and I saw players who abuse this to manipulate their stats. 
hide logout button
create play2 session module
forms that validate while constructing the object
player timeout depending on game duration
chess captcha is broken sometimes curl localhost:9000/api/captcha/solve/36yabr3t
do not count games vs engine as win/loss
template option.fold