Small optical changes for MSW

Buttons now get at least 80x23 if given
    a default size
  Small compile and distrib changes


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@3447 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/msw/menu.h

@@ -19,7 +19,11 @@
 #include "wx/defs.h"
 #include "wx/event.h"
 #include "wx/dynarray.h"
-#include "wx/msw/accel.h"
+#include "wx/string.h"
+
+#if wxUSE_ACCEL
+#include "wx/accel.h"
+#endif // wxUSE_ACCEL
 
 class WXDLLEXPORT wxMenuItem;
 class WXDLLEXPORT wxMenuBar;