By Bill Esdaile WITH less than 60 days until the Cheltenham Festival, attention is quickly turning to those four golden days in March and in the coming weeks I’m going to be putting up a few long-range pointers that are likely to shorten up considerably come race day. The art to picking ante-post selections has changed somewhat in recent years, however, I still believe there’s value to be had if playing at the lower end of the market, in the hope your horse lines up a far shorter price come the Festival. The Champion Hurdle looks a formality judging by the market, with unbeaten superstar Const…