Examine source code of avoidance

{
  "theme": {
    "images": {
      "theme_frame": "avoidbw.JPG"
    },
    "colors": {
      "frame": "#b80606",
      "tab_background_text": "#ccaaaa"
    }
  },
  "version": "2.0",
  "name": "avoidance",
  "manifest_version": 2,
  "description": "dark and tasty"
}