code: public <U> FutureStream<U> fromStreamAsync(final Stream<? extends Supplier<U>> actions) {
  
          return constructFutures(actions.map(next -> CompletableFuture.supplyAsync(next, getExecutor())));
      }
docs: /*
  Build an FutureStream that reacts Asynchronously to the Suppliers within the
  specified Stream
  
  <pre>
  {@code
  Stream<Supplier<Data>> stream = Stream.of(this::load1,this::looad2,this::load3);
  
  LazyReact().fromStreamAsync(stream)
  .map(this::process)
  .forEach(this::save)
  }
  </pre>
  
  @param actions Stream to react to
  @return FutureStream
  @see com.oath.cyclops.react.stream.BaseSimpleReact#react(java.util.stream.Stream)