code: public static <T> Consumer<T> pipeline(Consumer<T> first, Consumer<T> second, Consumer<T> third) {
          return new PipelinedConsumer<T>(Iterations.iterable(first, second, third));
      }
docs: Creates a pipeline from three actions.
  
  @param <T> the consumer parameter type
  @param first the first consumer
  @param second the second consumer
  @param third the third consumer
  @return the pipelined consumer