Url and Page classes used to encapsulate the "site map" information (URL
regular expressions, Django views, menu item names, etc.) and the relation
between pages in the site map.
There are still lots of TODOs in this first pass.
Patch by: Todd Larsen
Review by: to-be-reviewed
class BaseCreation(object):
"""
This class encapsulates all backend-specific differences that pertain to
database *creation*, such as the column types to use for particular Django
Fields.
"""
pass