Test app
Added an empty spec task
Don't push to github just yet
Log to stdout on heroku
Run the right app on heroku
Added Redis to save session state
Store the opponent's last move in redis
Fix the app configuration
Add more logging to redis
Try a different way of setting up the redis client
Log the params
Record the time of the last move received
Are the paths in camel case??
Record all opponent's moves
Allow upper- or lower-case paths
Return a random move
Clear the oppoent's move cache at the start of each game
Preparing to use multiple sub-robots
Extract helper methods to manage the game history
Fix typo