Examine source code of Time Quote

{
  "manifest_version": 2,
  "name": "Time Quote",
  "version": "1.0",
  "description": "Updates the new tab page to show a literary quote with the current time.",
  "icons": {
    "48": "icon.svg"
  },
  "chrome_url_overrides": {
    "newtab": "timequote.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "acer@domestique.io"
    }
  }
}