Add docs comment on QueryStringFilter

lib/OpenLayers/Protocol/HTTP.js

@@ -8,6 +8,11 @@
  * @requires OpenLayers/Request/XMLHttpRequest.js
  */
 
+/**
+ * if application uses the query string, for example, for BBOX parameters,
+ * OpenLayers/Format/QueryStringFilter.js should be included in the build config file
+ */
+
 /**
  * Class: OpenLayers.Protocol.HTTP
  * A basic HTTP protocol for vector layers.  Create a new instance with the

lib/OpenLayers/Protocol/Script.js

@@ -9,6 +9,11 @@
  * @requires OpenLayers/Format/GeoJSON.js
  */
 
+/**
+ * if application uses the query string, for example, for BBOX parameters,
+ * OpenLayers/Format/QueryStringFilter.js should be included in the build config file
+ */
+
 /**
  * Class: OpenLayers.Protocol.Script
  * A basic Script protocol for vector layers.  Create a new instance with the