Cleanup: Removed FenixFilterException

  * Filters no longer throw them, and as such it is removed
Cleanup: Removed Berserk

  * Removed Dependencies, Service Invokers and declarations
  * "Don’t cry because it’s over. Smile because it happened."
Removing unused filters and services

  * Now that we have compile-time checks for Services,
    it is safe to remove these
Removing unused DTO's