Method invoke

src/bsh/commands/dir.java:30–34

Implement dir() command.

( Interpreter env, CallStack callstack )

		Implement dir() command.
	*/
	public static void invoke( Interpreter env, CallStack callstack ) 
	{
		String dir = ".";
		invoke( env, callstack, dir );
	}

	/**
		Implement dir( String directory ) command.