Add AWS elastic beansstalk config directory and file.

Need this to make sure that certain non-standard gems get loaded in
the beanstalk instance.
Add AWS and nokogiri gems.

AWS gem doesn't load without nokogiri.
Add AWS initializer file.

Key and secret scrubbed.
Slight style change to localize button.

Had spread button style onto splash page.
Change splash page email gathering.

From flat file to sending email via AWS ses.