PLINK-268 re-enable PermissionResolver
Merge branch 'master' of github.com:picketlink/picketlink

Conflicts:
	impl/src/main/java/org/picketlink/internal/DefaultIdentity.java
PLINK-268 add PermissionResolver producer method
PLINK-268 fix checkstyle error
PLINK-268 partial implementation of rule-based permission voter