remove empty directories

git-svn-id: https://svn.apache.org/repos/asf/archiva/redback/redback-core/trunk@1433435 13f79535-47bb-0310-9956-ffa450edef68
svn:ignore

git-svn-id: https://svn.apache.org/repos/asf/archiva/redback/redback-core/trunk@1433436 13f79535-47bb-0310-9956-ffa450edef68
use a rbacManager#default rather than hardcoded impl to ease alias usage

git-svn-id: https://svn.apache.org/repos/asf/archiva/redback/redback-core/trunk@1433460 13f79535-47bb-0310-9956-ffa450edef68
use userManager#configurable rather than userManager#cached

git-svn-id: https://svn.apache.org/repos/asf/archiva/redback/redback-core/trunk@1433462 13f79535-47bb-0310-9956-ffa450edef68
use getUsername rather than getPrincipal

git-svn-id: https://svn.apache.org/repos/asf/archiva/redback/redback-core/trunk@1433465 13f79535-47bb-0310-9956-ffa450edef68
move initialize method to the interface

git-svn-id: https://svn.apache.org/repos/asf/archiva/redback/redback-core/trunk@1433480 13f79535-47bb-0310-9956-ffa450edef68