Change shutdown description.

git-svn-id: svn://bind10.isc.org/svn/bind10/trunk@1542 e5f2f494-b856-4b98-b285-d166d9295462

src/bin/auth/auth.pre.in

@@ -21,7 +21,7 @@
       },
       {
         "command_name": "shutdown",
-        "command_description": "Shut down BIND 10",
+        "command_description": "Shut down authoritative DNS server",
         "command_args": []
       }
     ]