Examine source code of Abject Auto Correct

{
  "name": "Abject Auto Correct",
  "version": "0.6",
  "manifest_version": 2,
  "description": "Vous reprendriez bien un peu de lacrymo",
  "icons": {
    "128": "128.png"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*/*"
      ],
      "js": [
        "js/correct.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{9e9896fd-2fea-47fd-9374-18d5119e423a}"
    }
  }
}