vocabs.hierarchy: fix (disk-vocabs) on subvocabs.
vocabs.hierarchy: fix (disk-vocabs) on subvocabs.

bpollack/factor,factor/factor,tgunr/factor,bpollack/factor,factor/factor,bpollack/factor,bpollack/factor,bpollack/factor,bpollack/factor,mrjbq7/factor,mrjbq7/factor,factor/factor,mrjbq7/factor,tgunr/factor,bpollack/factor,factor/factor,tgunr/factor,mrjbq7/factor,factor/factor,tgunr/factor,tgunr/factor,mrjbq7/factor,mrjbq7/factor,factor/factor,tgunr/factor