GUI: Added ESLint to gulp tasks
GUI: Linted files
Fixed an error in the build script

JIRA-TASKS: ONOS-6522, ONOS-6521

Change-Id: Ie72abfe6cbe21c8946f219be6193344b67ec6dd1
diff --git a/web/gui/src/main/webapp/app/view/topo2/topo2SummaryPanel.js b/web/gui/src/main/webapp/app/view/topo2/topo2SummaryPanel.js
index 982cd5d4..6b651f7 100644
--- a/web/gui/src/main/webapp/app/view/topo2/topo2SummaryPanel.js
+++ b/web/gui/src/main/webapp/app/view/topo2/topo2SummaryPanel.js
@@ -33,10 +33,10 @@
         className = 'topo2-p',
         panelOpts = {
             show: true,
-            width: 260 // summary and detail panel width
+            width: 260, // summary and detail panel width
         },
         handlerMap = {
-            showSummary: handleSummaryData
+            showSummary: handleSummaryData,
         };
 
     function init(_detailsPanel_) {
@@ -47,7 +47,7 @@
         wss.sendEvent('requestSummary');
 
         var options = angular.extend({}, panelOpts, {
-            class: className
+            class: className,
         });
 
         summaryPanel = new Panel(id, options);
@@ -128,9 +128,9 @@
                 toggle: toggle,
                 destroy: destroy,
                 isVisible: function () { return summaryPanel.isVisible(); },
-                getInstance: function () { return summaryPanel; }
+                getInstance: function () { return summaryPanel; },
             };
-        }
+        },
     ]);
 
 })();