Add async job to deliver admin contact emails
Add contact form object

Email regex taken from the Rails docs:

http://apidock.com/rails/ActiveModel/Validations/ClassMethods/validates_format_of
Add controller action to queue contact email job
Merge pull request #18 from moneyadviceservice/contact-email-api

Contact email API
Fixes issue with rake task for imports
Reworks form to match new front end HTML/CSS
Pin `dough-ruby` to specified ref
Use travis docker for teh speedz
Removes the temporary holding page

Now it's unneccessary since we've moved everything into the `Principal`
controller.
Pins `dough-ruby` to ref on master
Merge pull request #17 from moneyadviceservice/fe/pre-qualification-questions

Frontend for the pre-qualification questions story
Add temp. rejection_form view under principals
Move sign in link to HTML partial
Add content to the rejection form and style
Add content to the identification_form and style
Post-rebase cleanup