Environment switcher

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "Environment switcher",
  "version": "1.4.0",
  "description": "Switch between multiple site environments quickly and easily.",
  "background": {
    "persistent": false,
    "scripts": [
      "background/background.js"
    ]
  },
  "permissions": [
    "tabs",
    "storage"
  ],
  "options_page": "options/options.html",
  "icons": {
    "16": "images/16.png",
    "32": "images/32.png",
    "64": "images/64.png"
  },
  "page_action": {
    "default_icon": {
      "16": "images/16.png",
      "32": "images/32.png",
      "64": "images/64.png"
    },
    "default_popup": "popup/popup.html",
    "default_title": "Switch environment"
  },
  "content_security_policy": "script-src 'self' 'unsafe-eval'; object-src 'self'"
}