Examine source code of Wiserdime Browser Plugin

{
  "description": "wiser-id_browser-plugin",
  "manifest_version": 2,
  "name": "wiser-id_browser-plugin",
  "version": "1.3",
  "homepage_url": "https://github.com/mdn/webextensions-examples/tree/master/forget-it",
  "icons": {
    "48": "icons/icon.png"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_action": {
    "default_icon": "icons/icon.png",
    "default_title": "wiserid-browser-plugin",
    "default_popup": "popup/wiser_id_popup.html"
  },
  "options_ui": {
    "page": "options/options.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "wiser-id-browser-plugin@wiserid.com"
    }
  },
  "permissions": [
    "*://developer.mozilla.org/*",
    "*://*.google.com/",
    "webRequest",
    "http://*",
    "https://*",
    "<all_urls>"
  ]
}