Added time formatting template filter
Added main app to __init__
Added some basic functions for post handling
Added navigation file loading support

Navigation objects will be loaded in the form of yaml files for now.
You can load them using the context processor
import_yml(navigation_name_sans_yml).
Added basic template
Added logo versions.

NOTE: These logos are property of mediachicken.com. You do not have the
right to use these logos or any part of these logos for anything.
Added gunicorn
Run mediachicken.com by using `python run.py`