AMSTERDAM (Reuters) - A Dutch floating abortion clinic was due to dock in Poland on Friday to offer onboard abortions in a challenge to the overwhelmingly Roman Catholic country's strict laws. The Women on Waves Foundation, which offers abortions in international waters to women in countries where they are illegal or more restricted than in the Netherlands, said the ship would dock at Wladyslawowo. It was sure to face protests in a country where the Polish Pope John Paul, head of the world's billion Catholics and staunchly opposed to contraception, abortion and divorce, is a local hero. "This is pure...