Include wx/log.h according to precompiled headers of wx/wx.h (with other minor cleaning).

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@38920 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/xrc/xmlres.cpp

@@ -21,6 +21,7 @@
 
 #ifndef WX_PRECOMP
     #include "wx/intl.h"
+    #include "wx/log.h"
 #endif
 
 #ifndef __WXWINCE__
@@ -33,7 +34,6 @@
 #include "wx/wfstream.h"
 #include "wx/filesys.h"
 #include "wx/filename.h"
-#include "wx/log.h"
 #include "wx/tokenzr.h"
 #include "wx/fontenum.h"
 #include "wx/module.h"