Examine source code of Dictionaries At Hand

{
  "manifest_version": 2,
  "name": "Dictionaries At Hand",
  "version": "1.1.5",
  "author": "Fabio Musanni",
  "default_locale": "en",
  "options_ui": {
    "page": "options/options.html",
    "open_in_tab": true
  },
  "description": "__MSG_extensionShortDescription__",
  "icons": {
    "48": "icons/dictionaries_at_hands_48.png",
    "96": "icons/dictionaries_at_hands_96.png"
  },
  "permissions": [
    "menus",
    "storage"
  ],
  "background": {
    "page": "background.html"
  },
  "browser_action": {
    "default_icon": {
      "48": "icons/dictionaries_at_hands_48.png",
      "96": "icons/dictionaries_at_hands_96.png"
    },
    "default_title": "Dictionaries At Hand - Options"
  }
}