formatting tweaks
diff --git a/tinyxml2.cpp b/tinyxml2.cpp
index 7ecbf86..040a2a1 100755
--- a/tinyxml2.cpp
+++ b/tinyxml2.cpp
@@ -638,6 +638,7 @@
     if ( child->_next ) {

         child->_next->_prev = child->_prev;

     }

+	child->_parent = 0;

 }

 

 

@@ -652,10 +653,12 @@
 {

 	if (addThis->_document != _document)

 		return 0;

+

 	if (addThis->_parent)

 		addThis->_parent->Unlink( addThis );

 	else

 	   addThis->_memPool->SetTracked();

+

     if ( _lastChild ) {

         TIXMLASSERT( _firstChild );

         TIXMLASSERT( _lastChild->_next == 0 );

@@ -681,10 +684,12 @@
 {

 	if (addThis->_document != _document)

 		return 0;

+

 	if (addThis->_parent)

 		addThis->_parent->Unlink( addThis );

 	else

 	   addThis->_memPool->SetTracked();

+

     if ( _firstChild ) {

         TIXMLASSERT( _lastChild );

         TIXMLASSERT( _firstChild->_prev == 0 );

@@ -711,7 +716,9 @@
 {

 	if (addThis->_document != _document)

 		return 0;

+

     TIXMLASSERT( afterThis->_parent == this );

+

     if ( afterThis->_parent != this ) {

         return 0;

     }