Progress #3

lib/server/controllers/entitycontroller.js

@@ -31,5 +31,13 @@ EntityController.prototype = {
                 return;
             }
         }
+    },
+    setState: function (id, state) {
+        this.entities.some(function (entity) {
+            if (entity.client.id === id) {
+                entity.state = state;
+                return true;
+            }
+        });
     }
 };