Use sucker_punch gem
Add email env variables to sample application.yml
Require email env variables in figaro
Mailer and mail views
Contact form mailer worker
Use service object to start email worker
It doesn't look super necessary for this simple case but in general I
believe it's a best practice.
Spec for emailing
Fix env variables for travis
Merge pull request #26 from calblueprint/sam/contact-us-emailing

Contact us emailing