Project setup.

Set-up Symfony2 SE, remove Doctrine ORM, install QA-tools.
Configure QA tools.
Install and configure RMT.
Configure Scrutinizer.
Disable SecurityChecker.
Add Tests excludes.
Add Bundle class.
Create README.md
Install and configure Nelmio SecurityBundle.
Upgrade to QA tools 1.1.27.
Add SurfnetStepupRaBundle.
Add license header to Bundle class.
Remove new-line at the end of qa-tools.json.
Update requirements and installation instructions.
Remove Doctrine DBAL and SwiftMailer.
The Ra requires an instance of Gateway and Middleware.