add comments controller
add resources comments and index to comments controller
add comments/index view
add comments/show view and show method
add comments/new view and new method in controller
add comments/edit view and edit method in controller
fix spelling
add create method to controller and strong params
add update method to controller
correct to update with stong params
fix spelling
add comments/destroy view and destroy method in controller
update destroy method in controller
add comments controller
add resources comments and index to comments controller
add comments/index view
add comments/show view and show method
add comments/new view and new method in controller
add comments/edit view and edit method in controller
fix spelling