Examine source code of 2ndVote Insight

{
  "name": "2ndVote Insight",
  "description": "Shop your values - Search for company score",
  "version": "0.1.1",
  "manifest_version": 2,
  "icons": {
    "16": "/images/2ndvote_icon_3_16x16.png",
    "32": "/images/2ndvote_icon_2_32x32.png",
    "48": "/images/2ndvote_icon_48x48.png",
    "128": "/images/ndvote_icon_1_128x128.png"
  },
  "background": {
    "scripts": [
      "/scripts/background.js"
    ]
  },
  "browser_action": {
    "default_popup": "./html/popup.html",
    "default_icon": {
      "16": "/images/2ndvote_icon_3_16x16.png",
      "32": "/images/2ndvote_icon_2_32x32.png",
      "48": "/images/2ndvote_icon_48x48.png",
      "128": "/images/ndvote_icon_1_128x128.png"
    }
  },
  "permissions": [
    "http://*/",
    "https://*/",
    "tabs",
    "storage",
    "webNavigation",
    "activeTab"
  ],
  "web_accessible_resources": [
    "/images/circles/2vscorecircle-10.png",
    "/images/circles/2vscorecircle-20.png",
    "/images/circles/2vscorecircle-30.png",
    "/images/circles/2vscorecircle-40.png",
    "/images/circles/2vscorecircle-50.png"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "plugin-insight@2ndvote.com"
    }
  }
}