Initialize pointers to satisfy static code analyser.
diff --git a/tinyxml2.cpp b/tinyxml2.cpp
index c13713f..ad00867 100755
--- a/tinyxml2.cpp
+++ b/tinyxml2.cpp
@@ -581,7 +581,8 @@
     _document( doc ),

     _parent( 0 ),

     _firstChild( 0 ), _lastChild( 0 ),

-    _prev( 0 ), _next( 0 )

+    _prev( 0 ), _next( 0 ),

+    _memPool( 0 )

 {

 }