Updates to Intro section (#244)

* Merge prod to staging - Version update (#236) (#242)

* Version update (#236)

* update versions

* update versions

* Update index.html

* Update index.html

* Create index.html

* Update index.html

* Update index.html

* Update SystemReadinessCheck.java

* Update SystemLivenessCheck.java

* Update SystemReadinessCheck.java

* Update SystemLivenessCheck.java

* Update SystemReadinessCheck.java

* Update SystemReadinessCheck.java

* Update SystemReadinessCheck.java

* Update pom.xml

* Update pom.xml

* use java11 OL docker image

* update scripts/dockerImageTest.sh for using java11 docker image

* update testApp.sh for java11 docker image

* update cxf-rt-rs

* rerun cloud-hosted guide converter

* Update README.adoc (#243)

* Updates to Intro section

Co-authored-by: Gilbert Kwan <gkwan@ca.ibm.com>

Author: yeekangc

README.adoc

@@ -31,14 +31,14 @@ Learn how to develop a Java application on Open Liberty with Maven and Docker.
 
 == What you'll learn
 
-You will learn how to run and update a simple REST microservice on an Open Liberty server.
+You will learn how to run and update a simple REST microservice on Open Liberty.
 You will use Maven throughout the guide to build and deploy the microservice as well as
-to interact with the running server instance.
+to interact with the running Liberty instance.
 
-Open Liberty is an application server designed for the cloud. It's small, lightweight,
+Open Liberty is an open application framework designed for the cloud. It's small, lightweight,
 and designed with modern cloud-native application development in mind. It supports the
 full MicroProfile and Jakarta EE APIs and is composable, meaning that you can use only the
-features that you need, keeping the server lightweight, which is great for microservices.
+features that you need, keeping everything lightweight, which is great for microservices.
 It also deploys to every major cloud platform, including Docker, Kubernetes, and Cloud
 Foundry.
 
@@ -47,9 +47,9 @@ Using Maven, you will build a simple microservice, called `system`, that collect
 system properties from your laptop and displays them on an endpoint that you can access
 in your web browser. 
 
-You'll also explore how to package your application
-with the server runtime so that it can be deployed anywhere in one go. You will then make server configuration and code changes and see how
-they are picked up by a running server.
+You'll also explore how to package your application with Open Liberty
+so that it can be deployed anywhere in one go. You will then make Liberty configuration and code changes and see how
+they are immediately picked up by a running instance.
 
 Finally, you will package the application along with the server configuration into a Docker
 image and run that image as a container.