They are reviled. For centuries the Roma have wandered Europe; during the Holocaust half a million were killed. After World War II and during the Troubles, a wave of Irish Travellers moved to England to build a better, safer life. They found places to settle down--but then, as Occupy was taking over Wall Street and London, the vocal Dale Farm community was evicted from their land. Many did not leave their homes quietly; they put up a legal and at times physical fight