Merge pull request #9 from xnrand/master

Picture announcing improvements
Increase player limit to 22
Add wolf #4 to 22
Merge branch 'master' of github.com:nyuszika7h/seerwolf
Reduce player limit to 21
Move wolf #4 to 20
Add cursed #2 to 18
Fix !pony working when you're not playing
Actually add wolf #4 at 20
Limit wolf gunner to 1 bullet
It's sometimes too easy to win for wolves, even with 2 bullets.
Update !rules
Fix player limit, now is actually 21
Fix fatal typo in settings/wolfgame.py