Adding Surfnet StepUpSamlBundle lib
Check whether all PHP files in `src/` have the required license header
Merge pull request #6 from SURFnet/maintenance/license-headers

Check whether all PHP files in `src/` have the required license header
[WIP] SAML Firewall, no userprovider yet.
After proving possession, inform the user (s)he has been sent a verification email.
Change locales to include country code.

This prevents ambiguity when selecting e-mail templates, which are
indexed by language code and country code (ISO 639-1 +
ISO 3166-1 alpha-2) joined with an underscore (e.g. en_GB).
Create Firewall for the Self Service with Middleware integration
Move middleware configuration values to parameters
Add default values in parameters.yml.dist for CI server
Add forward slash to dist URLs for CI
Adding documentation and fixing authentication status for tokens
Switch back to dev-develop for surfnet/stepup-saml-bundle
Swithing back to dev-develop for the middleware client(-bundle)
Merge pull request #4 from SURFnet/feature/saml-security

Adding SAML based Authentication
Merge branch 'develop' into feature/reg-second-factor

Conflicts:
	app/AppKernel.php
	app/config/parameters.yml.dist
	composer.json
	composer.lock
	src/Surfnet/StepupSelfService/SelfServiceBundle/Resources/config/routing.yml
	src/Surfnet/StepupSelfService/SelfServiceBundle/Resources/config/services.yml
	src/Surfnet/StepupSelfService/SelfServiceBundle/Resources/views/Welcome/welcome.html.twig
Integrate SAML identity with second factor controller code.
`SamlToken#identity` is never used.
Add ability to verify email.