From Francis J. Wright <F.J.Wright@maths.qmw.ac.uk>:
Better support for the Mac and MS-Windows.
(ls-lisp): New defgroup.
(ls-lisp-emulation, ls-lisp-ignore-case, ls-lisp-dirs-first)
(ls-lisp-verbosity, ls-lisp-use-insert-directory-program)
(ls-lisp-support-shell-wildcards): New defcustoms.
(ls-lisp-parse-symlink): New function.
(insert-directory): Code to convert switches to a list and set up
the wildcard argument copied from ls-lisp-insert-directory.
(ls-lisp-insert-directory): New argument TIME-INDEX. Add support
for -C and -R switches.
(ls-lisp-column-format): New function.
(ls-lisp-delete-matching, ls-lisp-handle-switches)
(ls-lisp-format-time): Add doc strings.
(ls-lisp-handle-switches): Handle -U, -S, -X, and -F switches.
Support ls-lisp-dirs-first.
(ls-lisp-classify, ls-lisp-extension): New functions.
(ls-lisp-format): Optionally support emulation of symlinks.
Support -i, -s, and -G switches.