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manifest.json
{
  "manifest_version": 2,
  "name": "Newt - A Better New Tab",
  "short_name": "Newt",
  "author": "Garrett Downs",
  "description": "A replacement for Google Chrome's 'new tab' page that lets you easily access your favorite bookmarks, apps, and more.",
  "version": "5.6.6",
  "icons": {
    "16": "assets/icon-16.png",
    "24": "assets/icon-24.png",
    "32": "assets/icon-32.png",
    "48": "assets/icon-48.png",
    "64": "assets/icon-64.png",
    "128": "assets/icon-128.png",
    "256": "assets/icon-256.png"
  },
  "chrome_url_overrides": {
    "newtab": "index.html"
  },
  "permissions": [
    "bookmarks",
    "management",
    "topSites",
    "sessions",
    "tabs",
    "storage"
  ],
  "applications": {
    "gecko": {
      "id": "newt@garredow.com"
    }
  }
}