I added a system property "keycloak.import" to the dist. This makes it possible
to import settings from testrealm.json to make it easy to try out the examples without
having to go through the admin console.
We should delete as7-eap-demo/server and wildfly-demo/server, then start using the dists
instead for the examples.
To build -Prelease builds WildFly dist in dist/target/keycloak-<version> and
-Prelease-as7 builds AS7 dist in dist-as7/target/keycloak-<version> (including