Examine source code of Flinkary

{
  "applications": {
    "gecko": {
      "id": "extension@flinkary.com"
    }
  },
  "manifest_version": 2,
  "name": "Flinkary",
  "version": "0.2resigned1",
  "browser_action": {
    "default_icon": {
      "19": "icon.png",
      "38": "icon.png"
    },
    "default_title": "Flinkary",
    "default_popup": "popup.html"
  },
  "description": "Save pages in flinkary.com",
  "icons": {
    "48": "icon.png",
    "96": "icon.png"
  },
  "permissions": [
    "activeTab"
  ]
}