new move to Pimple 3.0.0 with possible extension brought to us by pickle

That's a though point in which we should decide which direction we want to take. Here's a small article that explains how to use the Symfony Dependency Injection Container rather then Pimple: http://gonzalo123.com/2012/09/03/dependency-injection-containers-with-php-when-pimple-is-not-enough/