Fix virtual folders always saying they have new items.
Fix virtual folders always saying they have new items.

dariusf/coursemology.org,nusedutech/coursemology.org,Coursemology/coursemology.org,Coursemology/coursemology.org,Coursemology/coursemology.org,dariusf/coursemology.org,Coursemology/coursemology.org,Coursemology/coursemology.org,nnamon/coursemology.org,nusedutech/coursemology.org,allenwq/coursemology.org,nusedutech/coursemology.org,nnamon/coursemology.org,allenwq/coursemology.org,nusedutech/coursemology.org,nnamon/coursemology.org,dariusf/coursemology.org,dariusf/coursemology.org,nusedutech/coursemology.org,allenwq/coursemology.org,nnamon/coursemology.org,nnamon/coursemology.org,dariusf/coursemology.org,allenwq/coursemology.org,allenwq/coursemology.org