Examine source code of Hawkgirl Collage

{
  "theme": {
    "images": {
      "theme_frame": "hawkgirlcollage1.jpg"
    },
    "colors": {
      "frame": "#3e6fc2",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Hawkgirl Collage",
  "manifest_version": 2,
  "description": "Just a fun little collage I put together for my friend Shauni. Hope you like it, honey ;)"
}