Examine source code of NiSuTe test banner

{
  "theme": {
    "images": {
      "theme_frame": "nisute-head-banner.jpg"
    },
    "colors": {
      "frame": "#96846c",
      "tab_background_text": "#dedcc7"
    }
  },
  "version": "2.0",
  "name": "NiSuTe test banner",
  "manifest_version": 2,
  "description": "This is just a rapid test"
}