Removed use of compiler specific techniques for denoting non-returning functions

- use if( Catch::isTrue( true) ) to guard throws instead

include/internal/catch_capture.hpp

@@ -57,10 +57,6 @@ namespace Catch {
     
 struct TestFailureException{};
 
-
-// This is just here to avoid compiler warnings with macro constants and boolean literals
-inline bool isTrue( bool value ){ return value; }
-
 } // end namespace Catch
 
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