VOTE: Solr Ref Guide for 6.2, RC1

[Cassandra Targett]

After a respin, please VOTE to release the Apache Solr Reference Guide for
6.2.

The artifacts are available at:
https://dist.apache.org/repos/dist/dev/lucene/solr/ref-guide/apache-solr-ref-guide-6.2-RC1/
.

$ more apache-solr-ref-guide-6.2.pdf.sha1
b070de9fb7806795cd1d55f1dd15d0a5a374d0b2  apache-solr-ref-guide-6.2.pdf

Here's my +1.

Thanks,
Cassandra