Examine source code of Kuroshitsuji chibi1

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#78faf1",
      "tab_background_text": "#0814f5"
    }
  },
  "version": "2.0",
  "name": "Kuroshitsuji chibi1",
  "manifest_version": 2,
  "description": "\"Bocchama, you'll catch a cold if you don't wear the coat\", Sebastian."
}