Data addition: EMPRESS WU

[ciakmull]

http://www.hkmdb.com/db/movies/view.mhtml?id=8596&complete_credits=1&display_set=eng

[calros]

Added another prod. company, phot., mus., costumes writer and the second director (maybe that's the last film of Richard Yeung).

Several names are new.

I did not add the editor because I think is a collective called "East is Red Culture" (東方紅文化) but that name is so odd...