Examine source code of Broken Wing

{
  "theme": {
    "images": {
      "theme_frame": "wing_head.jpg"
    },
    "colors": {
      "frame": "#2b877c",
      "tab_background_text": "#7a4f0a"
    }
  },
  "version": "2.0",
  "name": "Broken Wing",
  "manifest_version": 2,
  "description": "My 1st (-_-)"
}