Kurdish politicians are continuing negotiations to end a dispute over the legitimacy of Kurdistan President Massoud Barzani, whose term expired Thursday.Barzani’s Kurdistan Democratic Party (KDP) says he remains in power, while political rivals argue that Parliament Speaker Youssif Mohammed should become acting president for an interim period before elections can be held.While the legal picture remains clouded, on a practical level Barzani continues to wield power. On Wednesday his party…