message: fixing error message that came from contentScript.js file
diff: @@ -3,5 +3,5 @@ window.postMessage({ action: 'contentScriptStarted' });
  // Listen to messages from Recoilize module within dev webpage
  window.addEventListener('message', (msg) => {
  - chrome.runtime.sendMessage(message)(msg.data);
  + chrome.runtime.sendMessage(msg.data);
  });
  