Add new ESLint rules

src/client/rest/RequestHandlers/RequestHandler.js

@@ -43,9 +43,7 @@ class RequestHandler {
   /**
    * Attempts to get this RequestHandler to process its current queue
    */
-  handle() {
-    return;
-  }
+  handle() {} // eslint-disable-line no-empty-function
 }
 
 module.exports = RequestHandler;