added xdomain test
added xdomain test

cujojs/curl,jaredcacurak/curl,vtex/curl,jaredcacurak/curl,runt18/curl,runt18/curl,dfd07d/curl,vtex/curl,cujojs/curl,jaredcacurak/curl,cujojs/curl,marian-r/curl,dfd07d/curl,marian-r/curl,runt18/curl,dfd07d/curl,djkost85/curl-1,djkost85/curl-1,marian-r/curl,vtex/curl,djkost85/curl-1