Examine source code of Spoiler Controller

{
  "description": "Segnala la presenza di potenziali spoiler nelle pagine visitate",
  "manifest_version": 2,
  "name": "Spoiler Controller",
  "version": "1.0.5resigned1",
  "icons": {
    "16": "icon16.png",
    "48": "icon48.png",
    "128": "icon128.png"
  },
  "applications": {
    "gecko": {
      "id": "SpoilerController@mozilla.org",
      "strict_min_version": "45.0"
    }
  },
  "background": {
    "scripts": [
      "jquery.min.js",
      "eventpage.js"
    ]
  },
  "browser_action": {
    "default_icon": "icon48.png",
    "default_title": "Spoiler Controller",
    "default_popup": "popup/popup.html"
  },
  "permissions": [
    "*://easyway.control.it/*",
    "tabs",
    "storage"
  ],
  "content_scripts": [
    {
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "js": [
        "jquery.min.js",
        "script.js"
      ],
      "css": [
        "style.css"
      ],
      "run_at": "document_end"
    }
  ],
  "web_accessible_resources": [
    "images/plus.png",
    "images/logo.png",
    "popup/gothamhtf-book-webfont.ttf",
    "popup/gotham/gothamhtf-bold-webfont.ttf",
    "images/logoscritta.png",
    "images/cestino.png"
  ]
}