/**
	\file "util/using_istream.h"
	Convenient using directives for istream, cin...
	Note: this is not wrapped by include-once protection, because it may
	be used within other namespaces.  
	Also assumes that <iosfwd> was included beforehand.  
	$Id: using_istream.h,v 1.2 2005/05/10 04:51:31 fang Exp $
 */

using std::istream;
using std::cin;
// any others?

