Add some coverage ignores and remove some dead code

index.js

   });
 }
 
+/* istanbul ignore next */
 process.on('SIGINT', function() {
   console.log( "\nRecieved Ctrl-C, shutting down." );
   process.exit(0);

presenters/permissions-controller.js

     })
   },
 
-  user_can_view_society: function (auth, complete) {
-    complete(true);
-  },
-
   user_is_in_society: function (auth, society, complete) {
     var user_controller = require("./user-controller.js");
     var society_controller = require("./society-controller.js");