def log2file(filename = File.basename($0) + '.todo', level = Log4r::ALL)
      @logger.add( Log4r::FileOutputter.new('ToDo', 
                                      :filename => filename,
                                      :level => level,
                                      :formatter => FixmeFormatter 
                                    ))
      
    end
def log2file(filename = File.basename($0) + '.todo', level = Log4r::ALL)
      @logger.add( Log4r::FileOutputter.new('ToDo', 
                                      :filename => filename,
                                      :level => level,
                                      :formatter => FixmeFormatter 
                                    ))
      
    end
=begin rdoc
Write the todo's in a logging file.

Default filename is $0.todo
=end