Examine source code of Butterfly Sting 1.0

{
  "theme": {
    "images": {
      "theme_frame": "PupilPlainHeader.jpg"
    },
    "colors": {
      "frame": "#4d4d4d",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Butterfly Sting 1.0",
  "manifest_version": 2,
  "description": "Looking through the microscope"
}