Hopes are running high that a long-pending bill to designate Paterson's Great Falls as a national park is moving toward approval in Washington."It's hugely exciting!" said Caley Gray, spokesman for Rep. William Pascrell Jr., D-Paterson, who has been working to pass a designation bill since 2000. "It's been a long time coming." The vote by the Senate today could test whether the expanded Democratic majority can overcome a Republican filibuster. The legislation, sponsored by Democratic Sens. Frank Lautenberg and Bob Menendez, is hardly a done deal.The Senate must first hold a cloture vote before it can proceed with debate of...