Update QueryIntValue and QueryUnsignedValue to use int32_t and uint32_t types for better consistency.

tinyxml2.cpp

@@ -1481,7 +1481,7 @@ void XMLAttribute::SetName( const char* n )
 }
 
 
-XMLError XMLAttribute::QueryIntValue( int* value ) const
+XMLError XMLAttribute::QueryIntValue( int32_t* value ) const
 {
     if ( XMLUtil::ToInt( Value(), value )) {
         return XML_SUCCESS;
@@ -1490,7 +1490,7 @@ XMLError XMLAttribute::QueryIntValue( int* value ) const
 }
 
 
-XMLError XMLAttribute::QueryUnsignedValue( unsigned int* value ) const
+XMLError XMLAttribute::QueryUnsignedValue( uint32_t* value ) const
 {
     if ( XMLUtil::ToUnsigned( Value(), value )) {
         return XML_SUCCESS;

tinyxml2.h

@@ -1209,9 +1209,9 @@ public:
     	in the provided parameter. The function will return XML_SUCCESS on success,
     	and XML_WRONG_ATTRIBUTE_TYPE if the conversion is not successful.
     */
-    XMLError QueryIntValue( int* value ) const;
+    XMLError QueryIntValue( int32_t* value ) const;
     /// See QueryIntValue
-    XMLError QueryUnsignedValue( unsigned int* value ) const;
+    XMLError QueryUnsignedValue( uint32_t* value ) const;
 	/// See QueryIntValue
 	XMLError QueryInt64Value(int64_t* value) const;
     /// See QueryIntValue