title: How can automate generating update site?
body: <p>In our project many eclipse plugins are prepared. I want use tycho to build eclipse plugins automatically. But while executing "mvn install" in an update site project tycho can not find required features.  Is there anything wrong?? </p>
  
  <pre>
  My Update site   ---> packaging : eclipse-update-site 
  My feature       ---> packaging : eclipse-feature 
  my plugin        ---> packaging : eclipse-plugin 
  </pre>
  
  <p>How can i use tycho to install my plugin and feature in my target platform (eclipse) ??</p>