Unicorn basic setup

Setup so nothing needs to be changed when used, once merge into master.

Both Unicorn and Foreman are all ENV gems so that it can be tested and
used in production, staging for the Foreman upstart exports.
Unicorn not working with JRuby
Unicorn, Foreman and running note
Merge branch 'unicorn' into release
Sane ENV management

Example file added with some known requirements
Merge branch 'dotenv' into release