GUI - Added more events to 'links' scenario, so we can use it as a basis for tes…

…ting showPath/showTraffic.

Change-Id: I6fa428931450930ba0e725443e211205b5c6af98

+{
+  "event": "addLink",
+  "payload": {
+    "id": "of:0000ffffffff0003/10-of:0000ffffffff0007/20",
+    "type": "direct",
+    "online": true,
+    "linkWidth": 2,
+    "src": "of:0000ffffffff0003",
+    "srcPort": "10",
+    "dst": "of:0000ffffffff0007",
+    "dstPort": "20",
+    "props" : {
+      "BW": "90 Gb"
+    }
+  }
+}

+{
+  "event": "addLink",
+  "payload": {
+    "id": "of:0000ffffffff0007/20-of:0000ffffffff0003/10",
+    "type": "direct",
+    "online": true,
+    "linkWidth": 2,
+    "src": "of:0000ffffffff0007",
+    "srcPort": "20",
+    "dst": "of:0000ffffffff0003",
+    "dstPort": "10",
+    "props" : {
+      "BW": "90 Gb"
+    }
+  }
+}

+{
+  "event": "updateLink",
+  "payload": {
+    "id": "of:0000ffffffff0003/20-of:0000ffffffff0008/10",
+    "type": "direct",
+    "online": true,
+    "linkWidth": 2,
+    "src": "of:0000ffffffff0003",
+    "srcPort": "20",
+    "dst": "of:0000ffffffff0008",
+    "dstPort": "10",
+    "props" : {
+      "BW": "90 Gb"
+    }
+  }
+}

+{
+  "event": "updateLink",
+  "payload": {
+    "id": "of:0000ffffffff0008/10-of:0000ffffffff0003/20",
+    "type": "direct",
+    "online": true,
+    "linkWidth": 2,
+    "src": "of:0000ffffffff0008",
+    "srcPort": "10",
+    "dst": "of:0000ffffffff0003",
+    "dstPort": "20",
+    "props" : {
+      "BW": "90 Gb"
+    }
+  }
+}

@@ -268,6 +268,7 @@
                 }
             } else {
                 testDebug('loaded: ' + frame.url);
+                wsTrace('test', JSON.stringify(data));
                 frame.cb(data);
             }
         });