GUI - Added example requestTraffic and showTraffic events; updated test addLink events.
- commented out using 'alert' for logic errors (console warn only now).

Change-Id: I3a48107c5707fd41d8e69ae7c1a980e498651c4b
diff --git a/web/gui/src/main/webapp/json/ev/_capture/tx/requestTraffic_ex1_devs.json b/web/gui/src/main/webapp/json/ev/_capture/tx/requestTraffic_ex1_devs.json
index 725c15f..5c00b71 100644
--- a/web/gui/src/main/webapp/json/ev/_capture/tx/requestTraffic_ex1_devs.json
+++ b/web/gui/src/main/webapp/json/ev/_capture/tx/requestTraffic_ex1_devs.json
@@ -6,6 +6,7 @@
       "of:0000000000000007",
       "of:000000000000000c",
       "of:000000000000000a"
-    ]
+    ],
+    "hover": ""
   }
 }