View layout.
Protect against no callbacks.
Export vars to template.
Mocha options.
Test helper.
User validations and tests.
Start on user registration.
Export models onto req.
Update validation messages.
Overhaul registration template.
Fix some registration validations.
Address is optional.
Fix loading config for models.
More validation error fixes.
Default meta column to '{}'
Change how view templates are referenced.
Ensure test runs in test env.
Success message on successful registration.