Setup for RSpec Testing

Deletes Test folder
Creates Spec folder and controller tests for 
AmendmentsController
More testing soon
Refactoring Controllers

User authentication happens before creation in a
guard clause
No option to update a comment, deletes update method
Routes reflected accordingly
Minor clarity refactors
Refactors views to show appropriate buttons to correct users
README for the rails app contains TODO list
Merge pull request #8 from ggw215/testing

Cleanup and Testing