old_contents: #!/usr/bin/env python
  
  """
  Copyright (c) 2011, Scott Burns
  All rights reserved.
  """
  
  from rc import Project, Query, QueryGroup
  
new_contents: #!/usr/bin/env python
  
  """
  Copyright (c) 2011, Scott Burns
  All rights reserved.
  """
  
subject: Remove unused import code