Detection of enclosure's URL

This release creates correct Media instances from malformed enclosure tags #67

Symfony 3.0 compatibility

The Symfony\Bundle\FrameworkBundle\Controller\Controller::getRequest method is deprecated since version 2.4 and will be removed in 3.0. The only reliable way to get the "Request" object is to inject it in the action method.

Exception handling

1.8.0 embeds pull request #64 which introduces common exception classes

enclosure support for RSS and Atom formats

1.6.0

quick description of enclosures access