Examine source code of Sitewrench Sites

{
  "content_scripts": [
    {
      "js": [
        "content_script.js"
      ],
      "matches": [
        "http://*/*",
        "https://*/*"
      ]
    }
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "description": "Quick access to details about the current SiteWrench page",
  "manifest_version": 2,
  "name": "Sitewrench Sites",
  "permissions": [
    "tabs",
    "<all_urls>"
  ],
  "icons": {
    "16": "icon.svg",
    "48": "icon.svg",
    "96": "icon.svg",
    "128": "icon.svg"
  },
  "page_action": {
    "default_icon": {
      "38": "icon.svg"
    },
    "default_title": "Sitewrench",
    "default_popup": "popup.html"
  },
  "version": "1.2.0",
  "browser_specific_settings": {
    "gecko": {
      "id": "{bc974e71-d147-4221-a09a-2425fc213684}",
      "strict_min_version": "58.0"
    }
  }
}