Examine source code of Mighty Eagle

{
  "theme": {
    "images": {
      "theme_frame": "INC_mozilla_persona.jpg"
    },
    "colors": {
      "frame": "#fcc351",
      "tab_background_text": "#f7b708"
    }
  },
  "version": "2.0",
  "name": "Mighty Eagle",
  "manifest_version": 2,
  "description": "Proud to be an Iglesia Ni Cristo!"
}