Examine source code of MinimaList

{
  "manifest_version": 2,
  "default_locale": "en",
  "name": "__MSG_extName__",
  "description": "__MSG_extDescr__",
  "short_name": "MinimaList",
  "version": "2.0.4",
  "applications": {
    "gecko": {
      "id": "addon@minimalist.com"
    }
  },
  "icons": {
    "19": "img/icon-19.png",
    "38": "img/icon-38.png",
    "128": "img/icon-128.png"
  },
  "browser_action": {
    "browser_style": false,
    "default_icon": {
      "19": "img/icon-19.png",
      "38": "img/icon-38.png"
    },
    "default_popup": "popup.html",
    "default_title": "MinimaList"
  },
  "permissions": [
    "storage",
    "tabs"
  ]
}