Made problems with standard @Inject Principal principal; (Ambiguous dependencies for type Principal with qualifiers @Default 1. Built-in Bean [java.security.Principal] with qualifiers [@Default], 2. Managed Bean [class org.picketlink.social.standalone.fb.FacebookPrincipal] with qualifiers [@Any @Default])
Merge pull request #437 from marcin-caban/cdi-issue

Made problems with standard @Inject Principal principal, ambiguous dependency