This has the benefit of requiring fewer code changes, as well as providing a better isolation
between GNU social and symfony, useful in case the framework needs to be changed
This reverts commit 9c9b6790ce78296c0b182f03b5f6f2c035e43a7c.
This code wasn't ready for release, so I've reverted it for now.
Conflicts:
lib/action.php
lib/util.php