Examine source code of Hang in there

{
  "theme": {
    "images": {
      "theme_frame": "HanginThere.jpeg"
    },
    "colors": {
      "frame": "#adb7c2",
      "tab_background_text": "#080000"
    }
  },
  "version": "2.0",
  "name": "Hang in there",
  "manifest_version": 2,
  "description": "Tough day? Hang in there, Friday's coming! "
}