added scrollTimeout to ElasticsearchReaderConfiguration

removed some legacy properties
simplified default behaviors
It can't be.  It has a default value in the generated configuration object.

Steve Blackmon

> On Oct 8, 2014, at 1:14 PM, Robert Douglas <notifications@github.com> wrote:
> 
> In streams-contrib/streams-persist-elasticsearch/src/main/java/org/apache/streams/elasticsearch/ElasticsearchQuery.java:
> 
> > @@ -128,8 +122,8 @@ public void execute(Object o) {
> >                      .setExplain(true)
> >                      .addField("*")
> >                      .setFetchSource(true)
> > -                    .setSize(Objects.firstNonNull(batchSize, DEFAULT_BATCH_SIZE).intValue())
> What happens if batchSize is null?
> 
> —
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