Code cleanup

Used InternalClientConnection.processAdd(Entry) instead of InternalClientConnection.processAdd(DN, Map<ObjectClass,String>, Map<AttributeType,List<Attribute>>, Map<AttributeType,List<Attribute>>).

git-svn-id: https://svn.forgerock.org/opendj/branches/opendj3-server-dev@11097 41b1ffd8-f28e-4786-ab96-9950f0a78031
Port to the DJ3 dev branch the fix for OPENDJ-1580 : Upgrade: add task for password storage scheme PKCS5S2.

git-svn-id: https://svn.forgerock.org/opendj/branches/opendj3-server-dev@11100 41b1ffd8-f28e-4786-ab96-9950f0a78031