Pope Francis wrapped up the first-ever papal trip to Bahrain on Sunday by encouraging priests and nuns to keep ministering to the Gulf kingdom’s tiny Catholic flock. He specifically mentioned its prisoners, saying “the way in which these ‘least ones’ are treated is a measure of the dignity and the hope of a society”. Francis again raised the plight of prisoners in Bahrain in the final event of his four-day trip. Human rights groups had urged Francis to use his Bahrain visit to call for an end to capital punishment and to advocate for political prisoners, hundreds of whom have been detained sin…