./bin/jboss-eap-installation-manager.sh feature-pack add --fpl=org.jboss.eap.qe:feature-pack-test --dir=/home/jkasik/tmp/jboss-eap-8.0.1/jboss-eap-8.0/ --layers=layer3 --target-config=standalone.xml
Installing feature pack `org.jboss.eap.qe:feature-pack-test` in server `/home/jkasik/tmp/jboss-eap-8.0.1/jboss-eap-8.0`
Continue adding the feature pack? [y/N]:y
Applying changes

Feature-packs resolved.                                                          
Packages installed.               
Downloaded artifacts.
JBoss modules installed.               
Configurations generated.                                                
JBoss examples installed.                                                   


Conflicting changes detected in the update:
!C standalone/configuration/standalone.xml

Continue with update [y/N]: 

...