Add migrations/models.
Add layout file for index.
Fix models
Add objective to lesson.
Add objective to lesson model
Add index controller.
Add basic index display.
Add additional user to seed
Add textarea styling
Add a couple basic lesson routes
Add new lesson form
Add category and grade level to lesson form
Basic sign up login/out routes working.
Fix authentication to run on username
Lessons only display with login
Add show lesson form
Add category and grade level display
tweak lesson controller
Using seed file as holding zone
Add lesson and category id to holding zone