adding buffer overfill prevent, buffer messages to console
Merge branch 'master' of https://github.com/dafoxia/rumble-bots

 09:53:58 up 15:32,  2 users,  load average: 1.10, 1.89, 1.46
USER     TTY      FROM              LOGIN@   IDLE   JCPU   PCPU WHAT
botmaste pts/0    reinhard-pc.chic Sat18   13:02  10:33  10:33  ruby rumble-bot
botmaste pts/2    reinhard-pc.chic Sat20    6.00s  0.15s  0.00s git pull