Adding sentry-raven
Adding ClamAV explicit require to pre-production

Why the explicit require? Because the headless workers of pre-production
are not explicitly requiring clamav; This is because the web application
portion of pre-production doesn't know about clamav. Instead of mixing
environments, we are going to let the workers fail.
Adding ClamAV explicit require to production

Why the explicit require? Because the headless workers of production
are not explicitly requiring clamav; This is because the web application
portion of production doesn't know about clamav. Instead of mixing
environments, we are going to let the workers fail.