Examine source code of Ads Cleaner

{
  "manifest_version": 2,
  "name": "Ads Cleaner",
  "version": "1.1.1resigned1",
  "description": "__MSG_extDescription__",
  "default_locale": "en",
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_action": {
    "default_icon": "images/icon16.png",
    "default_title": "Ads Cleaner"
  },
  "applications": {
    "gecko": {
      "id": "cleaner@linknextu.com",
      "strict_min_version": "45.0"
    }
  },
  "permissions": [
    "tabs"
  ],
  "icons": {
    "16": "images/icon16.png",
    "48": "images/icon48.png",
    "128": "images/icon128.png"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*/*"
      ],
      "js": [
        "jquery-1.12.3.min.js",
        "pretty-search.js"
      ],
      "run_at": "document_end"
    }
  ]
}