Fix the hang on ^C problem by not calling isc_app_start(), since isc_app_run() wasn't being called anyway.  Also some more cosmetic cleanup.
Fix the hang on ^C problem by not calling isc_app_start(), since
isc_app_run() wasn't being called anyway.  Also some more cosmetic
cleanup.

each/bind9-collab,pecharmin/bind9,pecharmin/bind9,each/bind9-collab,pecharmin/bind9,pecharmin/bind9,pecharmin/bind9,each/bind9-collab,each/bind9-collab,each/bind9-collab,pecharmin/bind9,each/bind9-collab