- Added new core controller called Auth_Controller that extends FHC_Controller and manage the authentication
- All the controllers that were extending the CI_Controller now they extend the FHC_Controller
- All the controllers that were extending the FHC_Controller now they extend the Auth_Controller
- Added the method isAllowed to the FiltersLib to check if the authenticated user has the required permissions
- FilterWidget and controller Filters are using the method isAllowed from the FiltersLib