Updated ref docs

Closes spring-cloud#1068

spring-cloud-skipper-docs/src/main/asciidoc/getting-started.adoc

@@ -34,13 +34,12 @@ wget http://repo.spring.io/{version-type-lowercase}/org/springframework/cloud/sp
 wget http://repo.spring.io/{version-type-lowercase}/org/springframework/cloud/spring-cloud-skipper-shell/{project-version}/spring-cloud-skipper-shell-{project-version}.jar
 ----
 
-* Launch the server and shell apps by using the following commands in a terminal session:
+* Launch the downloaded server and shell apps by using the following commands in a terminal session:
 
 [source,bash,subs=attributes]
 ----
 java -jar spring-cloud-skipper-server-{project-version}.jar
 
-
 java -jar spring-cloud-skipper-shell-{project-version}.jar
 ----
 

spring-cloud-skipper-docs/src/main/asciidoc/preface.adoc

@@ -3,23 +3,15 @@
 
 [[skipper-documentation-about]]
 == About the Documentation
-
-The documentation for this release is available in https://docs.spring.io/spring-cloud-skipper/docs/{project-version}/reference/htmlsingle[HTML].
-
-The latest copy of the Spring Cloud Skipper reference guide can be found {spring-cloud-skipper-docs-current}[here].
-
 Copies of this document may be made for your own use and for
 distribution to others, provided that you do not charge any fee for such copies and
-further provided that each copy contains this Copyright Notice, whether distributed in
-print or electronically.
+further provided that each copy contains this Copyright Notice, whether distributed in print or electronically.
 
 [[skipper-documentation-getting-help]]
 == Getting Help
 If you are having trouble with Spring Cloud Skipper, we would like to help!
 
-* Ask a question. We monitor https://stackoverflow.com[stackoverflow.com] for questions
-  tagged with https://stackoverflow.com/tags/spring-cloud-skipper[`spring-cloud-skipper`].
-* Reach out to us on https://gitter.im/spring-cloud/spring-cloud-skipper[gitter].
+* Ask a question. We monitor https://stackoverflow.com[stackoverflow.com] for questions tagged with https://stackoverflow.com/tags/spring-cloud-skipper[`spring-cloud-skipper`].
 * Report bugs with Spring Cloud Skipper at https://github.com/spring-cloud/spring-cloud-skipper/issues.
 
 NOTE: All of Spring Cloud Skipper is open source, including the documentation! If you find problems

spring-cloud-skipper-docs/src/main/asciidoc/three-hour-tour.adoc

@@ -5,7 +5,7 @@ This section is the "'three-hour tour'" of Skipper.
 It describes how to configure and use the main feature set of Skipper in detail.
 We will cover the shell, platforms, packages, and repositories.
 
-Feel free to reach out on https://gitter.im/spring-cloud/spring-cloud-skipper[Gitter] for help and ask questions on https://stackoverflow.com/questions/tagged/spring-cloud-skipper[Stack Overflow].
+Feel free to ask questions on https://stackoverflow.com/questions/tagged/spring-cloud-skipper[Stack Overflow].
 Issues can be filed on https://github.com/spring-cloud/spring-cloud-skipper/issues[Github issues].
 
 [[using-shell]]