Remove Boost : foreach header is never used

src/Lib/Array/array.hxx

@@ -20,15 +20,13 @@
 //
 
 
-#ifndef _ARRAY_HXX
-#define _ARRAY_HXX
+#pragma once
 
 #include <simgear/compiler.h>
 #include <simgear/bucket/newbucket.hxx>
 #include <simgear/math/sg_types.hxx>
 #include <simgear/io/iostreams/sgstream.hxx>
 #include <simgear/misc/sg_dir.hxx>
-#include <boost/foreach.hpp>
 
 #include "tg_contour.hxx"
 #include "tg_polygon.hxx"
@@ -136,5 +134,3 @@ public:
     // reset Array to initial state - ready to load another elevation file
     void unload( void );
 };
-
-#endif // _ARRAY_HXX