title: Electron packager: Need to read the installer name
body: <p>I am packaging my electron application using electron-packager and creating installer using electron-winstaller. Exe can be downloaded from different channels. reference of channel or site will be appended in exe file itself. </p>
  
  <p>Once user starts the installation i need to get that reference from exe. and store it in my application or any file.
  It will look like: MyApp_REF12345.exe</p>
  
  <p>Any clue how i can achieve this?</p>