Docs SME Review: Review Getting Started Guide

The first Draft of the getting started guide for SME review.
http://10.34.3.139:8080/job/doc-Red_Hat_JBoss_Identity_Access_and_Management-Getting_Started_Guide%20%28html-single%29/4/artifact/index.html#

Please review the following aspects

• Technical accuray review
• Any other topics to be added or any to be modified or deleted to make the guide complete for a new user to get started with the product quickly.
• Any change in the structure of the topics
• Anything else that seems relevant and is missed out.