Examine source code of Birds Sanctuary

{
  "theme": {
    "images": {
      "theme_frame": "bird2copy.jpg"
    },
    "colors": {
      "frame": "#00cc33",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Birds Sanctuary",
  "manifest_version": 2,
  "description": "green, bird, flowers, Oriental, Orient, nature, orange floral"
}