For #95. You can now make posts with no text in the body if you have attachments. And now if you create a new topic with an attachment, and the POST fails (say you forgot the topic title), we will now re-attach attachments. Also fixed a bug in the smiley code that would arise if it was asked to markup an empty string.

"""
URLs for the oembed application.
"""
from django.conf.urls.defaults import *

urlpatterns = patterns('oembed.views',
    url(r'^fetch/$', 'fetch_media', name='oembed-fetch_media'),
    url(r'^fetch_saved/$', 'fetch_saved_media', name='oembed-fetch_saved_media'),
)