Created a "fixed page" facility. Reworked the last few commits. We now generate HTML snippets from restructured text files. These are {% include'd %} by a fixed page template. This is for bitbucket issue #8.

"""
Celery tasks for the POTD app.

"""
from celery.task import task

import potd.tools


@task
def pick_potd():
    potd.tools.pick_potd()