Examine source code of Markdown Home Tab

{
  "name": "Markdown Home Tab",
  "short_name": "Markdown New Tab",
  "version": "0.0.8",
  "description": "Markdown right in your home tab! Paste links, pictures, lists and more. You can also customize colors to match your needs.",
  "manifest_version": 2,
  "permissions": [
    "storage"
  ],
  "chrome_url_overrides": {
    "newtab": "index.html"
  },
  "author": "Grogiriy Chervoplyas (muerwre)",
  "applications": {
    "gecko": {
      "id": "gotham48@gmail.com"
    }
  }
}