By Dan Peleschuk TROSTIANETS, Ukraine (Reuters) – An excavator belches out fumes as it clears earth and rubble from between the train and bus stations in the Ukrainian town of Trostianets to make way for a reimagined transport hub. Badly damaged in fighting with Russian forces almost two years ago, Trostianets is one of six settlements being rebuilt with state funds in a pilot programme to develop the skills and experience needed for a far broader reconstruction drive later. Mayor Yuriy Bova said time was running out to breathe life back into towns, or risk losing millions of Ukrainians who co…