Examine source code of MiniTranslate

{
  "manifest_version": 2,
  "name": "MiniTranslate",
  "version": "2.3resigned1",
  "description": "Translates a few words on the page in order to learn languages without much effort.",
  "background": {
    "scripts": [
      "word-optimization.js",
      "background.js"
    ]
  },
  "browser_action": {
    "default_icon": "icons/favicon.png",
    "default_popup": "popup.html",
    "default_title": "MiniTranslate - Chinese"
  },
  "content_scripts": [
    {
      "matches": [
        "http://*.org/*",
        "http://*.com/*",
        "http://*.co.uk/*",
        "http://*.org/*",
        "http://*.com.au/*",
        "http://*.net.au/*",
        "http://*.ca/*",
        "https://*.org/*",
        "https://*.com/*",
        "https://*.co.uk/*",
        "https://*.org/*",
        "https://*.com.au/*",
        "https://*.net.au/*",
        "https://*.ca/*"
      ],
      "js": [
        "translate.js",
        "word.js"
      ],
      "css": [
        "page.css"
      ]
    }
  ],
  "permissions": [
    "storage"
  ],
  "icons": {
    "32": "icons/favicon.png",
    "64": "icons/favicon_big.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{772f0fa2-0109-4f30-b230-cc9e9b6764f3}"
    }
  }
}