Examine source code of Titulky++

{
  "manifest_version": 2,
  "name": "Titulky++",
  "version": "1.48",
  "description": "Vylepšení webu titulky.com pro pohodlnější práci (nejen pro překladatele).",
  "author": "Iggi IDžOR Zett, Jan Richter",
  "short_name": "Titulky++",
  "browser_specific_settings": {
    "gecko": {
      "id": "titulkyplus@idzor.cf"
    }
  },
  "permissions": [
    "tabs",
    "storage",
    "*://*.titulky.com/*",
    "*://*.csfd.cz/*",
    "*://*.omdbapi.com/*",
    "*://*.torrentgalaxy.mx/*"
  ],
  "icons": {
    "48": "images/ico_48.png",
    "128": "images/ico_128.png",
    "176": "images/ico_176.png"
  },
  "content_scripts": [
    {
      "css": [
        "css/cstyle.css"
      ],
      "js": [
        "js/jquery.min.js",
        "js/autolinker.min.js",
        "js/snowstorm.js",
        "js/content.js"
      ],
      "matches": [
        "*://*.titulky.com/*"
      ]
    }
  ],
  "options_ui": {
    "page": "pages/options.html"
  },
  "browser_action": {
    "default_icon": {
      "20": "images/ico_20.png",
      "40": "images/ico_40.png",
      "128": "images/ico_128.png"
    },
    "default_title": "Titulky++",
    "default_popup": "pages/popup.html"
  },
  "web_accessible_resources": [
    "images/*.png",
    "images/*.jpg",
    "images/*.gif",
    "*.md"
  ]
}