/**	Read filename into the interpreter and evaluate it in the current	namespace.  Like the Bourne Shell "." command.*/bsh.help.source = "usage: source( filename | URL )";Object source( String filename ) {	return this.interpreter.source( filename, this.caller.namespace );}Object source( URL url ) {	return this.interpreter.eval( 		new InputStreamReader(url.openStream()), this.caller.namespace,  		"URL: "+url.toString()	);}