frontend configuration; add wait_for_xos.sh
diff --git a/xos/configurations/develserver/Makefile b/xos/configurations/develserver/Makefile
index cb0d1ad..e2ec5bd 100644
--- a/xos/configurations/develserver/Makefile
+++ b/xos/configurations/develserver/Makefile
@@ -1,10 +1,14 @@
 MYIP:=$(shell hostname -i)
+EXISTING_CONTAINER:=$(shell sudo docker ps|grep "xos"|awk '{print $$NF}')
 
 test: common_cloudlab
 	cat ../common/Dockerfile.common Dockerfile.develserver > Dockerfile
 	cd ../../..; sudo docker build -t xos -f xos/configurations/develserver/Dockerfile .
-	sudo docker run -d --add-host="ctl:$(MYIP)" -p 9999:8000 xos
-	echo "devel server should now be running in the background..."
+	sudo docker run -d --add-host="0.0.0.0:$(MYIP)" -p 9999:8000 xos
+	bash ../common/wait_for_xos.sh
 
 common_cloudlab:
 	make -C ../common -f Makefile.cloudlab
+
+stop:
+	sudo docker stop $(EXISTING_CONTAINER)