darcs patch: Added pw_passwd and pw_gecos fields to U... (and 3 more)

Tue Aug 29 13:50:51 CDT 2006 John Goerzen * Added pw_passwd and pw_gecos fields to UserEntry structure System.Posix.User was missing pw_gecos and pw_passwd in UserEntry. I have added them, so now the full struct passwd is represented. Tue Aug 29 13:53:00 CDT 2006 John Goerzen * Whitespace changes for better alignment in unpackUserEntry Tue Aug 29 13:55:36 CDT 2006 John Goerzen * Add missing field gr_passwd to GroupEntry Tue Aug 29 13:59:32 CDT 2006 John Goerzen * Added some Haddock docs for UserEntry and GroupEntry