Core.hs: added toPMList to export list, and fixed typo.
Core.hs: added toPMList to export list, and fixed typo.

darcs-hash:20071120223809-db1bb-c86e83c87c162cc0d8bb483812061ed7268298f8

ddssff/rdf4h,cordawyn/rdf4h,LeifW/rdf4h,jutaro/rdf4h