WFLY-3044 / JAVASERVERFACES-3191 Mojarra's @ViewScoped implementation is...

... not cluster-aware resulting in NotSerializableException

Seems to do the job.

Commented also on https://java.net/jira/browse/JAVASERVERFACES-3191?focusedCommentId=373570&page=com.atlassian.jira.plugin.system.issuetabpanels%3Acomment-tabpanel#action_373570