added dynamic router for products
got the route provider working
added product controller as a service
Merge branch 'feature/product-formular' into feature/product-url
Merge branch 'feature/product-url' into feature/product-controller
implemented rendering of product in website context using twig
Merge branch 'feature/website-routing' into feature/product-controller

Conflicts:
	Resources/config/services.xml
added navigation to product view
fixed some testing issues
Merge branch 'develop' into feature/product-controller
fixed tests
removed RouteProvider
added correct 404 exception
cleaned code
cleaned code
Merge pull request #9 from sulu-cmf/feature/product-controller

[FEATURE] ProductController for Website