Renamed license file and made reference to it in README.
Changed wording of Rakefile task notice. Nothing to see here...
Continue replacing mock data with live data.

Models for remaining DB tables were added
Temporary controller method to create a category added. This is still
mock data in the way it was saved but live data in that it is stored
in the same way production data will be.
Stub out public methods in controllers.
Create file to hold future default helpers.
Remove mock data and continue replacing with live data.