Examine source code of Muslim Tab

{
  "chrome_url_overrides": {
    "newtab": "index.html"
  },
  "description": "Muslim Tab is an Islamic themed new tab page. Every time when you open a new tab, it displays a random verse from the Quran.",
  "icons": {
    "128": "icon128.png"
  },
  "manifest_version": 2,
  "name": "Muslim Tab",
  "version": "1.1.50"
}