title: No Roo installation configured in workspace preferences
body: <p>Downloaded latest eclipse (indigo 3.7) and the latest sts (SpringSourceTool 2.9.1.RELEASE) plugin.
  I'm trying my luck with my first Roo project but when tryin to create the project getting:</p>
  
  <p>No Roo installation configured in workspace preferences.</p>
  
  <p>According to the manuals sts is all I need.
  Have I missed something here?</p>
  
  <p>Thanks in advance</p>