anchor.diff:        save(hist)
         ev.stopPropagation()
   
  +  componentWillUnmount: -> (h=fetch('histogram')).selected_opinions=[];save(h)
  +
     render : ->
       hist = fetch('histogram')
       selected_segment = hist.selected_segment
  
positive.code:           SPAN
              style:
                display: 'inline-block'
                fontWeight: 600
                marginLeft: 15
                fontSize: 18
              user.name
  
  
  
negative.code:     effective_histogram_width = num_columns * avatar_size + 2
      margin_adjustment = -(effective_histogram_width - HISTOGRAM_WIDTH) / 2 #- avatar_size / 4
  
      # Initialize selected opinion
      if @root.proposal_mode == 'crafting'
        # Disable
        (h = fetch('histogram')).selected_opinions=[]; save(h)
      selected_opinion = (hist.selected_opinions?.length == 1 \
                          and hist.selected_opinions?[0])
  
      DIV style: {position: 'relative'},
        if selected_opinion
  