suggested fix for #627

Author: Nicolas Bregenzer

modules/utils/createRouter.js

@@ -160,7 +160,6 @@ function createRouter(options) {
 
   function updateState() {
     state = nextState;
-    nextState = {};
   }
 
   if (typeof location === 'string') {
@@ -376,6 +375,7 @@ function createRouter(options) {
             if (error || transition.isAborted)
               return callback.call(router, error, transition);
 
+            nextState = {};
             nextState.path = path;
             nextState.action = action;
             nextState.pathname = pathname;