trying some stuff for serialized array
Adds Devise gem, runs first command and completes accompanying instructions
Adds Admin model and accompanying devise routes
Adds login and profile suite of buttons to application layout. Updates seed data to include admin profile for 'Joe'
Adds working login credential system. Does not yet deny permission to any sites
Updates devise views to include admin names
Updates app_controller so that admin name is saved in DB
Adds authentication check
Removed authentication req for testing
fix merge conflict
fix merge conflict with devise and master