title: admob interstitial ad issue?
body: <p>I am developing app using cordova phonegap android plateform.</p>
  
  <p>I install user ads plugin in my app, everything is working fine but in device moto G the interstitial ad is opening even after I leave my app.</p>
  
  <p>Please let me know if any of you have face this issue and fixed it.</p>
  
  <p>Any help will be appreciated.</p>