By Niki Kitsantonis New York Times A Greek anarcho-communist, right, with Syrian children in an abandoned school that was occupied by anarchist groups and is now a home for refugees in Athens. Eirini Vourloumis for The New York Times ATHENS — It may seem paradoxical, but Greece’s anarchists are organizing like never before. Seven years of austerity policies and a more recent refugee crisis have left the government with fewer and fewer resources, offering citizens less and less. Many have lost faith. Some who never had faith in the first place are taking matters into More…