code: public <T, V> void addColumn(String name, Class<? extends V> type, 
          Function<T, V> getter)
      {
          addColumn(name, type, getter, null);
      }
docs: Add the specified column to this model
  
  @param <T> The row type
  @param <V> The value type
  
  @param name The column name
  @param type The column type
  @param getter The getter for the column value