remove a comment
add edit form
Add test for Settings link
add test for User Update
check for signed in user
wrong user edit user page
add tests for non-signed-in users
add user index
list all users
Add Users link
add Faker to Gemfile
add db population
add will_paginate to Gemfile
add pagination
user partial for user index
fix list users test and add rendering for user list
add admin column to db
add admin user with FactoryGirl
add security check
create delete links for admin users