Add errors partial
Update sign-in and sign-out

Sign-in and sign up are now only shown once. Once the user is redirected to the dashboard, They can see who they are signed in as and have the option to sign out.
Correct syntax and naming inconsistencies
Add pagination

Remove turbolinks gem

Remove unused gems including paperclip, friendly_id and spring

Change @user.email to @user.username so user is consistently referred to by username

Change user.email to user.username in user and follow_button partial
Change to_params method in user model

username.parameterize was causing the URLs to always show up lowercase, causing errors for searches dependent on exact syntax. .paramterize was removed and the problem was solved.
Add class method to text_subject model that forces shouts to be all uppercase