Update XPathParser.java

remove extra items, AI didn't add them on ibatis-2 so why here.  Just remove to see if it works then.

Author: hazendaz

src/main/java/org/apache/ibatis/parsing/XPathParser.java

@@ -231,9 +231,6 @@ private Document createDocument(InputSource inputSource) {
     try {
       DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
       factory.setFeature(XMLConstants.FEATURE_SECURE_PROCESSING, true);
-      factory.setFeature("http://apache.org/xml/features/disallow-doctype-decl", true);
-      factory.setFeature("http://xml.org/sax/features/external-general-entities", false);
-      factory.setFeature("http://xml.org/sax/features/external-parameter-entities", false);
       factory.setValidating(validation);
 
       factory.setNamespaceAware(false);