Examine source code of MindSky Bookmarks

{
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_action": {
    "default_icon": "icon.png",
    "default_title": "Bookmarks"
  },
  "default_locale": "en",
  "description": "__MSG_appDesc__",
  "homepage_url": "http://mind.im/bookmarks/",
  "icons": {
    "16": "bookmark-16.png",
    "48": "bookmark-48.png",
    "128": "bookmark-128.png"
  },
  "manifest_version": 2,
  "name": "__MSG_appName__",
  "omnibox": {
    "keyword": "b"
  },
  "permissions": [
    "activeTab"
  ],
  "short_name": "Bookmarks",
  "version": "1.2"
}