Fix include order in xmllang

Author: reuk

src/xmllang/graphml.cpp

@@ -9,14 +9,14 @@ Author: Michael Tautschnig, [email protected]
 /// \file
 /// Read/write graphs as GraphML
 
+#include "graphml.h"
+
 #include <cassert>
 #include <set>
 
 #include <util/message.h>
 #include <util/string2int.h>
 
-#include "graphml.h"
-
 // include last to make sure #define stack(x) of parser.h does not
 // collide with std::stack included by graph.h
 #include "xml_parser.h"

src/xmllang/xml_parser.cpp

@@ -6,13 +6,12 @@ Author: Daniel Kroening, [email protected]
 
 \*******************************************************************/
 
+#include "xml_parser.h"
 
 #include <cstdlib>
 #include <cstring>
 #include <fstream>
 
-#include "xml_parser.h"
-
 xml_parsert xml_parser;
 
 // 'do it all' function