After watching the New York Knicks win eight of their first 10 games, you can rest assured: These ain’t Jeremy Lin’s Knicks. Yes, that’s a good thing. And I am not the only one saying so. On Friday night, when the Knicks take on Lin and James Harden in Houston, we’ll be reminded of the fact that James Dolan ultimately decided to let Lin walk, for free, to the Houston Rockets. The decision to let such a valuable asset walk, for nothing,