Examine source code of Minecraft - indev

{
  "theme": {
    "images": {
      "theme_frame": "Persona_Minecraft_Headersmall.png"
    },
    "colors": {
      "frame": "#ffffff",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Minecraft - indev",
  "manifest_version": 2,
  "description": "A fan made persona that uses blocks from the java game Minecraft, specifically some are from the in development, /indev/ version of the game."
}