feat(config): Deprecate JSHint in favor of ESLint

Add basic ESLint setup extending well-known Airbnb code style.

Fixes #1072, #1097

modules/users/client/controllers/admin/list-users.client.controller.js

@@ -39,4 +39,4 @@
       vm.figureOutItemsToDisplay();
     }
   }
-})();
+}());