delete old migrations
hosing entire migrations folder
regenerating migrations folder
implementing initial schema rework
updating address references
updating scrapers to use new address model
fixing up provider template to handle new model
adding normalization of resource URLs/categories

Prior to saving a resource (insert or update), the category text is now
properly constructed from the text of all associated categories.
Moreover, when a resource URL is not specified with an http:// or
https:// prefix, it is normalized to start with http://.
updating radrecord version to 0.2
changing reqs to use tagged radrecord 0.0.3 version
adding "organization" field to resources model
handling of organization/multiple cats in scraper
updating Affirmations scraper

organization and multiple category names are now handled properly
tweaking resource admin form
adding admin user/category views
adding admin review view
getting password changes working

This also required making the username/email/password properties on the
User model optional.  In the process, I fixed a similar issue with the
Review model.
including resource/user names in review list
updating documentation
ensuring usernames are marked as unique