Refactor RateLimiter so that if Redis is not running, everything still runs normally (minus the rate limiting protection). My assumption that creating a Redis connection would throw an exception if Redis wasn't running was wrong. The exceptions actually occur when you issue a command. This is for #224.

"""
Urls for the Smiley application.
"""

from django.conf.urls.defaults import *

urlpatterns = patterns('smiley.views',
    url(r'^farm/$', 'farm', name='smiley-farm'),
    url(r'^farm/extra/$', 'farm', kwargs={'extra': True}, name='smiley-farm_extra'),
)