Removed unused params argument from internal_new_item.
Fixed call to item_initialize.
Fixed how we terminate datapaths.
Removed terminate method that never gets called since Celluloid overrides terminate.
Correctly destroy active interface elements when resetting datapath.
Removed obsoleted event for deleting active datapath/interfaces.
Fixed specs for active interface changes and disabled some checks that fail due a race condition with tunnel manager's update_network_id.
Removed unused {} arguments.
Removed a zombie file.