German Justice Minister Marco Buschmann said Sunday that protecting Israeli institutions is a top security priority for the country, after police took a man into custody who was allegedly planning a terrorist attack on the Israeli embassy in Berlin. A Libyan man with suspected ties to the terrorist group Islamic State was detained in a Berlin suburb on Saturday, authorities said. He is expected to be soon brought before the Federal Court of Justice in Karlsruhe, where a judge will decide whether the suspect should be held in custody during the investigation. “According to what we know, the man…