Continue support for Elastic images until 6.0.0

Migrating existing users of the library images to the Elastic provided
ones during a minor release (5.6) is a big potentially breaking
change.

Extend support for library images through 5.6 as well until 6.0.0 has
been released.

elasticsearch/deprecated.md

@@ -1,3 +1,3 @@
-This image has been deprecated in favor of the [official `elasticsearch` image](https://www.elastic.co/guide/en/elasticsearch/reference/current/docker.html) provided and maintained by [elastic.co](https://www.elastic.co/). The upstream images are available to pull via `docker.elastic.co/elasticsearch/elasticsearch:[version]` like `5.4.2`. The images found here will receive no further updates once the `5.6.0` release is available upstream. Please adjust your usage accordingly.
+This image has been deprecated in favor of the [official `elasticsearch` image](https://www.elastic.co/guide/en/elasticsearch/reference/current/docker.html) provided and maintained by [elastic.co](https://www.elastic.co/). The list of images available from Elastic can be found at www.docker.elastic.co.  The images found here will receive no further updates once the `6.0.0` release is available upstream. Please adjust your usage accordingly.
 
 Elastic provides open-source support for Elasticsearch via the [elastic/elasticsearch GitHub repository](https://github.com/elastic/elasticsearch) and the Docker image via the [elastic/elasticsearch-docker GitHub repository](https://github.com/elastic/elasticsearch-docker), as well as community support via its [forums](https://discuss.elastic.co/c/elasticsearch).

kibana/deprecated.md

@@ -1,3 +1,3 @@
-This image has been deprecated in favor of the [official `kibana` image](https://www.elastic.co/guide/en/kibana/current/_pulling_the_image.html) provided and maintained by [elastic.co](https://www.elastic.co/). The upstream images are available to pull via `docker.elastic.co/kibana/kibana:[version]` like `5.4.2`. The images found here will receive no further updates once the `5.6.0` release is available upstream. Please adjust your usage accordingly.
+This image has been deprecated in favor of the [official `kibana` image](https://www.elastic.co/guide/en/kibana/current/_pulling_the_image.html) provided and maintained by [elastic.co](https://www.elastic.co/). The list of images available from Elastic can be found at www.docker.elastic.co.  The images found here will receive no further updates once the `6.0.0` release is available upstream. Please adjust your usage accordingly.
 
 Elastic provides open-source support for Kibana via the [elastic/kibana GitHub repository](https://github.com/elastic/kibana) and the Docker image via the [elastic/kibana-docker GitHub repository](https://github.com/elastic/kibana-docker), as well as community support via its [forums](https://discuss.elastic.co/c/kibana).

logstash/deprecated.md

@@ -1,3 +1,3 @@
-This image has been deprecated in favor of the [official `logstash` image](https://www.elastic.co/guide/en/logstash/current/docker.html) provided and maintained by [elastic.co](https://www.elastic.co/). The upstream images are available to pull via `docker.elastic.co/logstash/logstash:[version]` like `5.4.2`. The images found here will receive no further updates once the `5.6.0` release is available upstream. Please adjust your usage accordingly.
+This image has been deprecated in favor of the [official `logstash` image](https://www.elastic.co/guide/en/logstash/current/docker.html) provided and maintained by [elastic.co](https://www.elastic.co/). The list of images available from Elastic can be found at www.docker.elastic.co.  The images found here will receive no further updates once the `6.0.0` release is available upstream. Please adjust your usage accordingly.
 
 Elastic provides open-source support for Logstash via the [elastic/logstash GitHub repository](https://github.com/elastic/logstash) and the Docker image via the [elastic/logstash-docker GitHub repository](https://github.com/elastic/logstash-docker), as well as community support via its [forums](https://discuss.elastic.co/c/logstash).