Examine source code of Wei Kit

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#4d4747",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Wei Kit",
  "manifest_version": 2,
  "description": "my first personas =p"
}