issue #378 - ASSIGNED: Updating the module and filter interfaces 
http://agalaldev.info/dev/mantis/view.php?id=378

- Updating filter interface to provide a list of output parameters
- API is added to VideoFilter to get a list of parameters from the
plugin.xml within the filter plugin itself
issue #378 - ASSIGNED: Updating the module and filter interfaces 
http://agalaldev.info/dev/mantis/view.php?id=378

- Adding Module class
- Implementing ParametersContainer in VideoFilter and Module as well