added a little more installation information

[selectricity] / app / views / layouts / _footer.rhtml

  <div id="footer">
        <a href="http://blog.selectricity.org/">Copyleft 2006-2009</a> 
    <a href="http://civic.mit.edu">MIT Center for Future Civic Media</a>, 
        <a href="http://www.media.mit.edu">MIT Media Lab</a>,
    <%= link_to("Selectricity Team", :controller => 'about', :action => 'team') %>&nbsp;&nbsp;::&nbsp;&nbsp; 
    <a href="http://blog.selectricity.org/">Selectricity News Blog</a>
  </div>