Examine source code of Emotab

{
  "name": "Emotab",
  "version": "1.1resigned1",
  "description": "Мы то, что мы видим!",
  "manifest_version": 2,
  "permissions": [
    "tabs",
    "https://*.emotab.com/*",
    "https://emotab.com/*",
    "http://emotab.com/*"
  ],
  "icons": {
    "16": "images/img16.png",
    "32": "images/img32.png",
    "48": "images/img48.png",
    "128": "images/img128.png"
  },
  "chrome_url_overrides": {
    "newtab": "page.html"
  },
  "browser_action": {
    "default_icon": "images/img32.png",
    "browser_style": true
  },
  "applications": {
    "gecko": {
      "id": "emotab@emotab.com",
      "strict_min_version": "58.0"
    }
  }
}