Comment 1 for bug 223896

Desirable, but not without a few issues:
 - The bibutils in referencer has a few modifications to its behaviour. I need to find a bibutils-3.39 tarball to diff it against to find out what these are.
 - referencer accesses internal data structures which no sensible library would expose. The reason for that is that libbibutils is primarily for transmogrifying one format into another, whereas referencer actually (ab)uses it for loading bibtex.
 - Last time I checked libbibutils was completely undocumented