title: Problem installing ShellEd plugin in Eclipse Helios
body: <p>When I try to install ShellED plugin for Eclipse:</p>
  
  <p>Cannot complete the install because one or more required items could not be found.
    Software being installed: ShellEd 2.0.0.201007201532-1--773533H735D97 (net.sourceforge.shelled.feature.group 2.0.0.201007201532-1--773533H735D97)
    Missing requirement: ShellEd Core 0.0.0.201007201532 (net.sourceforge.shelled.core 0.0.0.201007201532) requires 'bundle org.eclipse.dltk.core [2.0.0,3.0.0)' but it could not be found
    Cannot satisfy dependency:
      From: ShellEd 2.0.0.201007201532-1--773533H735D97 (net.sourceforge.shelled.feature.group 2.0.0.201007201532-1--773533H735D97)
      To: net.sourceforge.shelled.core [0.0.0.201007201532]</p>
  
  <p>Could not install org.eclipse.dltk.core? Do you know where to find it?</p>