General cleanup

include/internal/catch_context.cpp

@@ -5,9 +5,6 @@
  *  Distributed under the Boost Software License, Version 1.0. (See accompanying
  *  file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
  */
-#ifndef TWOBLUECUBES_CATCH_CONTEXT_IMPL_HPP_INCLUDED
-#define TWOBLUECUBES_CATCH_CONTEXT_IMPL_HPP_INCLUDED
-
 #include "catch_context.h"
 #include "catch_common.h"
 
@@ -63,5 +60,3 @@ namespace Catch {
         currentContext = nullptr;
     }
 }
-
-#endif // TWOBLUECUBES_CATCH_CONTEXT_IMPL_HPP_INCLUDED