ACTIVEMQ6-4 - fix banner

https://issues.apache.org/jira/browse/ACTIVEMQ6-4
ACTIVEMQ6-4 - rename quick start doc

https://issues.apache.org/jira/browse/ACTIVEMQ6-4
ACTIVEMQ6-4 - fix configuration files

https://issues.apache.org/jira/browse/ACTIVEMQ6-4

correct the schema name in alll the configuration files and rename substitution variables
Merge #20