* admin/notes/lel-TODO: Remove.  This has not turned out to be a
useful way to get things documented.

* admin/notes/exit-value, admin/notes/iftc: Remove.
These don't seem to have any particular relationship to Emacs development.

* notes/exit-value: Remove specific discussion of VMS.
* doc/emacs/programs.texi (Program Modes): Don't advertise VMS DCL support
any more.
* doc/misc/ediff.texi (Merging and diff3): Don't mention lack of support
for VMS diff, we no longer support VMS.
* lisp/progmodes/ada-mode.el:
* lisp/net/tramp.el (tramp-handle-file-symlink-p):
* lisp/net/tramp-ftp.el (tramp-ftp-file-name-handler): Remove a comment
about VMS, which we no longer support.
* lisp/progmodes/ada-xref.el (ada-xref-current): Remove mention of VMS,
and fix a FIXME, using convert-standard-filename in place of
removed ada-convert-file-name.
* lisp/url/url-handlers.el: Remove a comment about VMS, which we no longer
support.