release notes for 3.18.0.1 release (rel-wolpert-1) (#2042)
release notes for 3.18.0.1 release (rel-wolpert-1) (#2042)

* release notes for 3.18.0.1 release (rel-wolbert-1)

* Updated release name

* Added 5315 as a fixed bug

* added 5186 to list of fixed issues

h2oai/h2o-3,michalkurka/h2o-3,h2oai/h2o-3,h2oai/h2o-dev,spennihana/h2o-3,h2oai/h2o-3,michalkurka/h2o-3,michalkurka/h2o-3,h2oai/h2o-3,h2oai/h2o-3,h2oai/h2o-dev,michalkurka/h2o-3,h2oai/h2o-3,michalkurka/h2o-3,h2oai/h2o-3,h2oai/h2o-dev,h2oai/h2o-dev,h2oai/h2o-dev,spennihana/h2o-3,spennihana/h2o-3,michalkurka/h2o-3,h2oai/h2o-dev,h2oai/h2o-dev,spennihana/h2o-3,spennihana/h2o-3,spennihana/h2o-3,h2oai/h2o-3,michalkurka/h2o-3,spennihana/h2o-3