Removing debug from development RAILS_ENV

This likely means we need a environments/deploy.rb file, which could
simply load environments/development.rb
Revert "Removing debug from development RAILS_ENV"

This reverts commit 880322cc27bcf02e6bc81ad1a2f7fd1b9bcacc3d.
Using the fetch imperative for SMTP settings
Attempting to create a deploy environment

Since Jenkins is performing the deploy, I want a bare metal deploy
environment so it doesn't need to checkout and build lots of gems.
Replacing Psych with YAML

For now we must rely on the venerable YAML, as Psych is too old on
production