disabled varnish for test
fixed env vars
fixes for cookie path and varnish
fixed SMTP HOST in production
fixed SMTP HOST in production
fixed missing env defailts
fixed typo
fixed broken spec
moved env setup
Merge pull request #123 from ministryofjustice/feature/varnish-fix

Feature/varnish fix
added bogus secret for development and removed debugging
fix for travis
Merge branch 'develop' into new-data-model