Examine source code of SeLite Preview

{
  "manifest_version": 2,
  "name": "SeLite Preview",
  "homepage_url": "http://selite.github.io/",
  "version": "0.15resigned1",
  "applications": {
    "gecko": {
      "id": "preview@selite.googlecode.com"
    }
  },
  "description": "It enables Selenese scripts to present results and confirm operations in steps",
  "background": {
    "scripts": [
      "shared/migrating_to_webextensions.js",
      "shared/background.js"
    ]
  },
  "permissions": [
    "management",
    "storage"
  ],
  "icons": {
    "32": "shared/favicon-32x32.png",
    "64": "shared/favicon-64x64.png"
  }
}