Fixed an issue with reading in the new config files into topology_rest.py where link down/up stopped working
diff --git a/web/config.json.sw_dev b/web/config.json.sw_dev
index 57a1a3d..bb89670 100644
--- a/web/config.json.sw_dev
+++ b/web/config.json.sw_dev
@@ -1,5 +1,6 @@
 {
     "LB": false, 
+    "TESTBED": "sw",
     "ONOS_DEFAULT_HOST": "localhost",
     "ONOS_GUI3_CONTROL_HOST": "http://devy-gui.onlab.us:8080", 
     "ONOS_GUI3_HOST": "http://devy-gui.onlab.us:8080",