Minor cleanup
Prevent spurious creation of permission objects in many cases when security manager checking is disabled
Add privileged utility methods for the most common privileged actions which avoids the need to use expensive doPrivileged and checkPermission calls
Move to the privileged methods on WildFlySecurityManager
WFLY-400 Deployment descriptor parsing of META-INF/permissions.xml and META-INF/jboss-permissions.xml
WFLY-401 Add the security manager subsystem