Uncommented Embargo Lifter plugin as it was causing errors.

Author: johnpinto1

dspace/config/dspace.cfg

@@ -867,8 +867,7 @@ embargo.terms.open = forever
 plugin.single.org.dspace.embargo.EmbargoSetter = org.dspace.embargo.DefaultEmbargoSetter
 
 # implementation of embargo lifter plugin - - replace with local implementation if applicable
-# DISABLING
-# plugin.single.org.dspace.embargo.EmbargoLifter = org.dspace.embargo.DefaultEmbargoLifter
+plugin.single.org.dspace.embargo.EmbargoLifter = org.dspace.embargo.DefaultEmbargoLifter
 
 # values for the forever embargo date threshold
 # This threshold date is used in the default access status helper to determine if an item is