Add email address to a user
Create account activation service and repository
Move "open current user" repo method to extension method
Check for duplicate user email addresses
Add user "is active" field
Remove email address from account activation

Key all account activations by username.
Add passing of the user to the begin activation action.
Create account activation actions and views in the account controller
Fix all ReSharper code issues

Ignoring all errors in third party javascript and CSS code.