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