single entry:
--------
000 no change
001 delete
002 add
003 delete all attributes
004 change some attributes
005 004 in reverse
006 add attribute somewhere
007 add attribute at end
008 rename, deleteoldrdn
009 rename, keep old rdn (FIXED BUG)
010 add attribute value next to the old one
011 add attribute value somewhere else 
012 reorder attributes (noop)

three entries:
--------
013 no change
014 delete first
015 delete second
016 delete third
017 add attribute at end of non-last entry (FIXED REGRESSION)
