MINYANVILLE ORIGINAL Inspired by Plymouth Rock stocks stepped back from the fiscal cliff. Thanksgiving week which has historically been better than average for the markets got off to an especially ebullient start this year with the Dow Average (^DJI) enjoying its strongest single session since September 6.   Adding to the feel-good factor the National Association of Home Builders said its confidence index hit its highest level in 6.5 years back when the real estate bubble was in full flow amid ridiculously lax lending standards. (Good thing there’s no chance of history repeating eh? In housing as elsewhere the devil is always in ...