Examine source code of Pokemon Banette

{
  "theme": {
    "images": {
      "theme_frame": "banettepersona.png"
    },
    "colors": {
      "frame": "#7213ad",
      "tab_background_text": "#7213ad"
    }
  },
  "version": "2.0",
  "name": "Pokemon Banette",
  "manifest_version": 2,
  "description": "Here's a design I made using the program GIMP, it's a persona meant for Pokemon fans and whoever well wants to use it. Banette is the marionette pokemon and so when I think of those I imagine an Alice(new version) / Gothic theme to go with them so yea. \n\nHope you guys like it :)"
}