Examine source code of UnClouder

{
  "manifest_version": 2,
  "name": "UnClouder",
  "version": "0.3resigned1",
  "description": "Replaces \"the Cloud\" marketing speech on websites you visit to correctly describe potential security issues.",
  "icons": {
    "48": "icons/unclouder-48.png"
  },
  "permissions": [
    "tabs",
    "webNavigation",
    "<all_urls>"
  ],
  "background": {
    "scripts": [
      "unclouder.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "*://*/*"
      ],
      "js": [
        "unclouder-content.js"
      ]
    }
  ],
  "applications": {
    "gecko": {
      "id": "unclouder@tuxproject.de",
      "strict_min_version": "57.0"
    }
  }
}