- Added as7-server-subsystem
- Added eap6-server-overlay
- Moved modules to eap6-server-modules
- Renamed wildfly-server-subsystem to wf9-server-subsystem for consistency
- KEYCLOAK-1346 Remove support for overlays in server subsystem
- KEYCLOAK-1347 Remove support for multiple auth-servers
- KEYCLOAK-1348 Simplify server subsystem definition