Examine source code of Yearning 2

{
  "theme": {
    "images": {
      "theme_frame": "036363.jpg"
    },
    "colors": {
      "frame": "#4f750d",
      "tab_background_text": "#d5d962"
    }
  },
  "version": "2.0",
  "name": "Yearning 2",
  "manifest_version": 2
}