A info icon for apps tree (in Tango style).
<a href="//commons.wikimedia.org/wiki/User:Perhelion" title="User:Perhelion">User:Perhelion</a>
2015-04-27
<span class="int-own-work" lang="en">Own work</span>  <a href="//commons.wikimedia.org/wiki/File:Nuvola_apps_ipo.svg" title="File:Nuvola apps ipo.svg">File:Nuvola apps ipo.svg</a>