If no one else feels strongly enough about this to speak up, I'm willing to drop the "-",
I don't feel strongly about it either way, but FWIW, the majority of Subject: lines in the info-gnu archives for this month use the real package name and a space. So, as long as we're talking "coreutils" and not "GNU Coreutils", dash instead of space seems fine to me. Whatever. karl 17 lines matching "^subject:" in buffer 2011-04/info-gnu/lists.gnu.org/texinfo/archive/misc/~. 37:Subject: GNU/Hurd 0.401 is released! 153:Subject: GNU libsigsegv 2.10 released 225:Subject: ncurses-5.9 577:Subject: GNU Typist 2.8.5 released 646:Subject: GNU xorriso 1.0.6 released 791:Subject: Gnubik 2.4 is released 893:Subject: coreutils-8.11 released [stable] 1077:Subject: autoconf-archive-2011.04.12 released [stable] 1193:Subject: GNU xorriso 1.0.8 released (important bug fix) 1335:Subject: GNU mtools 4.0.16 released 1421:Subject: FreeIPMI 1.0.4 Released 1534:Subject: GNU Parallel 20110411 ('Libya') released 1661:Subject: Libidn 1.21 released 1860:Subject: coreutils-8.12 released [stable] 2043:Subject: new release of 4.5.2 of XBoard 2130:Subject: GNU Chess 6 released 2292:Subject: GNU Guile 2.0.1 released