Honda has had its ups and downs over the past few years, but the CR-V is one of the rocks upon which the house stands. Through October 2016, the compact crossover accounted for almost one-quarter of Honda’s annual volume in North America. And the automaker knows that if you want the bread to keep rolling in, you don’t mess with the butter. Indeed, the old CR-V is selling so well that the new model is having a secret launch of sorts. Due to go on sale December 21, the new CR-V has been discussed . . .