App prep work.
Generate entry model
Entry validation tests.
Code added to entry model to pass validation tests.
Validation tests for category model.
Category model passes validation tests.
Association tests for entry and category.
Migration to add category_id column to entries.
Entry and category pass association tests.
Generated entry and category controllers.
Controllers for entries and categories.
Category view for new.
Removed unneeded category views.
Category edit view.
Category show view.
Extracted entry partial from category show view. Created form partial.
Category form parial and index. Added category routes.
Category index. Reupdated routes.
Extracted category partial from index.
Small changes.