[phenixbb] refine occupancies for MET/MSE double conformations

[Ralf W. Grosse-Kunstleve]

> for future reference: Could you guys advertise these kind of nuggets
> a bit more, please? Its great to have this feature in there, but what
> use is it when only a few people know about it.

Until I saw Tasso's email I thought myself it is a pretty esoteric
feature.

There is some information here:

  http://cci.lbl.gov/~rwgk/ccp4nl_2008_08/news.html

(I wrote this in Aug; the newsletter is unfortunately seriously delayed).

Ralf