data/dbpedia/README: Re-add note about CachedJenaLookup change
data/dbpedia/README: Re-add note about CachedJenaLookup change

vineetk1/yodaqa,vineetk1/yodaqa,Martinfx/yodaqa,vineetk1/yodaqa,vineetk1/yodaqa,Martinfx/yodaqa,Martinfx/yodaqa,Martinfx/yodaqa,vineetk1/yodaqa,Martinfx/yodaqa,vineetk1/yodaqa,Martinfx/yodaqa