KLEINARL, Austria (Reuters) - The chilly conditions on an Austrian mountainside belied the warm reception given to people from 15 African countries who took part in an annual luge race aimed at helping migrants integrate into European society. The event over the weekend, dubbed the African Winter Sports Cup, is a luge race contested by people with little or no experience of winter sports. Its aim, over the six years it has been held, is to promote social integration through sport, organizers said. The countries represented included Nigeria, Somalia, Djibouti, Eritrea, Ethiopia and Sudan. Some of the people taking part had come to Europe as asylum seekers while others were born on the continent. “We are all human, we have...