- Add non-routed controller method.
 - refactor all controller methods to use Util class to process the exceptions.
 - correct docblocks
 - add Twig_Extension to add some information and function to the twig template
 - add core shorturl/stripentrypoint info to template header

closes #2
refs https://github.com/zikula/core/issues/1789

@cmfcmf it should be noted that the behavior of some of the tests DO change for the non-routed controller. but I have not tested it with shorturls disabled. Your assistance is appreciated. :smile:

Another note: this module is becoming a pseudo-testbed for twig implementation!