{
  "short_name": "PF",
  "name": "Perfect Forecast",
  "icons": [{
    "src": "./images/logo.png",
    "type": "image/png",
    "sizes": "192x192"
  },
  {
    "src": "./images/logo_144x144.png",
    "type": "image/png",
    "sizes": "144x144"
  },
  {
    "src": "./images/logo512.png",
    "type": "image/png",
    "sizes": "512x512"
  }],  
  "background_color": "#2196F3",
  "theme_color": "#2196F3",
  "start_url": "./",
  "display": "standalone",
  "orientation": "any",
   "gcm_sender_id": "103953800507"
}