[bug 916813][bug 916818] Implement KB and L10n automatic badges.
[bug 916820] Implement Army of Awesome badge.

Awarded on 50 reply tweets.
[bug 921022] Implement Support Forum Badge.

Awarded to users with 30+ answers in a given year.
Make get_or_create_badge() awesomer.
Command for awarding badges from 2010-2013.
Add temporary cron job to award badges today at 2:30pm PDT.