Add jobs controller with index action
Created a jobs resource in routes.rb.  Defined a 'new' method in jobs_controller.rb to respond to the /new request.  Created a jobs/new.html.erb view.
Add a create method in JobsController.  Add a Job model.  Update new.html.erb with form fields.
Ensure the create_jobs.rb migration file has the correct decimal options.
Change stupid typo in create_jobs migration.
Run db:migrate
Created index, new, create, show, edit, update and delete features