WARSAW (Reuters) – Polish politicians and judges were at loggerheads on Monday over the case of two former government officials sentenced to prison, in what some lawyers said was an illustration of judicial disarray following the former nationalist government’s reforms. A new pro-European government led by Donald Tusk has vowed to undo the changes, a move which would allow Poland to get access to billions of euros of European funds, but lawyers say unravelling the complex reforms will not be easy. In 2015, weeks after the nationalist Law and Justice (PiS) party came to power, President Andrzej…