cleans up statusBar to meet style standards (an example)

.eslintrc

@@ -5,5 +5,13 @@
     "jQuery": true
   },
   "rules": {
+    "no-param-reassign": [
+      2, {
+        "props": true,
+        "ignorePropertyModificationsFor": [
+          "$"
+        ]
+      }
+    ]
   }
 }

js/src/widgets/statusBar.js

 (function ($) {
-
-  $.WidgetStatusBar = function(options) {
-
+  $.WidgetStatusBar = function WidgetStatusBar(options) {
     jQuery.extend(true, this, {
 
     }, $.DEFAULT_SETTINGS, options);
-
-  };
-
-  $.WidgetStatusBar.prototype = {
-
   };
-
 }(Mirador));
-