Update README.md

Author: raphinesse

README.md

@@ -131,10 +131,12 @@ Here's an example on how to configure crumble so that you can override standard
 
 ~~~js
 // Put this in your run method
-var getParent = crumble.getParent;
+var getDefaultParent = crumble.getParent;
 crumble.getParent = function (path) {
   var route = crumble.getRoute(path);
-  return route && angular.isDefined(route.parent) ? route.parent : getParent(path);
+  return route && angular.isDefined(route.parent)
+    ? route.parent
+    : getDefaultParent(path);
 };
 ~~~