uidXXXXX instead of username in log entries

[John Paul Wallington]

The commits to the Emacs sources made by Nick Roberts and me
post-crack have weird values for the author: uidXXXXX instead of
nickrob or jpw, eg:

RCS file: /cvsroot/emacs/emacs/lisp/ChangeLog,v
Working file: ChangeLog
head: 1.5533
branch:
locks: strict
access list:
[...]
keyword substitution: kv
total revisions: 6019;  selected revisions: 6019
description:
----------------------------
revision 1.5533
date: 2003/12/23 20:30:10;  author: uid67241;  state: Exp;  lines: +24 -0
*** empty log message ***
----------------------------
revision 1.5532
date: 2003/12/23 20:25:22;  author: uid65992;  state: Exp;  lines: +5 -0
*** empty log message ***
----------------------------
revision 1.5531
date: 2003/12/03 08:33:20;  author: handa;  state: Exp;  lines: +18 -0
*** empty log message ***
----------------------------