Initializes the data structures related to the bundle management.
\LogicException if two bundles share a common name
\LogicException if a bundle tries to extend a non-registered bundle
\LogicException if a bundle tries to extend itself
\LogicException if two bundles extend the same ancestor
Overrides Kernel::initializeBundles
public function initializeBundles() {
parent::initializeBundles();
}