Examine source code of Trading Profit %

{
  "manifest_version": 2,
  "applications": {
    "gecko": {
      "id": "tradingprofit@jagcapps.com"
    }
  },
  "name": "__MSG_application_title__",
  "description": "__MSG_application_description__",
  "version": "1.5resigned1",
  "default_locale": "en",
  "icons": {
    "48": "icons/border-48.png"
  },
  "browser_action": {
    "default_icon": "icons/icon.png",
    "default_popup": "popup.html"
  },
  "permissions": [
    "activeTab",
    "storage",
    "http://*/"
  ]
}