* add-log.el, cvs-status.el, diff.el, diff-mode.el, ediff-diff.el,
* ediff.el, ediff-help.el, ediff-hook.el, ediff-init.el,
* ediff-merg.el, ediff-mult.el, ediff-ptch.el, ediff-util.el,
* ediff-vers.el, ediff-wind.el, emerge.el, log-edit.el, log-view.el,
* pcvs-defs.el, pcvs.el, pcvs-info.el, pcvs-parse.el, pcvs-util.el,
* smerge-mode.el, vc-annotate.el, vc-arch.el, vc-bzr.el, vc-cvs.el,
* vc-dav.el, vc-dir.el, vc-dispatcher.el, vc.el, vc-git.el,
* vc-hg.el, vc-hooks.el, vc-mtn.el, vc-rcs.el, vc-sccs.el, vc-svn.el:
Move files to the "vc" subdirectory.

* lisp/vc.el (vc-create-tag): Do not read the directory name for VCs
with repository revision granularity.  Adjust the tag/branch
prompt.  Reset VC properties.
(vc-retrieve-tag): Do not read the directory name for VCs
with repository revision granularity.  Reset VC properties.

* lisp/vc.el (vc-create-tag, vc-retrieve-tag): Call vc-resynch-buffer
to update the state of all buffers in the directory.

* vc.el (vc-checkin, vc-modify-change-comment):
Adjust to new vc-start/finish-logentry.
(vc-find-conflicted-file): New command.
(vc-transfer-file): Adjust to new vc-checkin.
(vc-next-action): Improve scoping.

* vc-hg.el (vc-hg-log-edit-mode): Remove.
(vc-hg-checkin): Remove extra arg.  Use log-edit-extract-headers.

* vc-git.el (vc-git-log-edit-mode): Remove.
(vc-git-checkin): Remove extra arg.  Use log-edit-extract-headers.
(vc-git-commits-coding-system): Rename from git-commits-coding-system.

* vc-dispatcher.el (vc-log-edit): Shorten names for log-edit-show-files.
(vc-start-logentry): Remove argument `extra'.
(vc-finish-logentry): Remove extra args.

* vc-bzr.el (vc-bzr-log-edit-mode): Remove.
(vc-bzr-checkin): Remove extra arg.  Use log-edit-extract-headers.
(vc-bzr-conflicted-files): New function.

* log-edit.el (log-edit-extra-flags)
(log-edit-before-checkin-process): Remove.
(log-edit-summary, log-edit-header, log-edit-unknown-header): New faces.
(log-edit-headers-alist): New var.
(log-edit-header-contents-regexp): New const.
(log-edit-match-to-eoh): New function.
(log-edit-font-lock-keywords): Use them.
(log-edit): Insert a "Summary:" header as default.
(log-edit-mode): Mark font-lock rules as case-insensitive.
(log-edit-done): Cleanup headers.
(log-view-process-buffer): Remove.
(log-edit-extract-headers): New function to replace it.

using "repository".  No code changes.

* vc.el (vc-print-log-setup-buttons): New function split out from
vc-print-log-internal.
(vc-log-internal-common): New function, a parametrized version of
vc-print-log-internal.
(vc-print-log-internal): Just call vc-log-internal-common with the
right arguments.
(vc-incoming-outgoing-internal):
(vc-log-incoming, vc-log-outgoing): New functions.
(vc-log-view-type): New permanent local variable.

* vc-hooks.el (vc-menu-map): Bind vc-log-incoming and vc-log-outgoing.

* vc-bzr.el (vc-bzr-log-view-mode): Use vc-log-view-type instead
of the dynamic bound vc-short-log.
(vc-bzr-log-incoming, vc-bzr-log-outgoing): New functions.

* vc-git.el (vc-git-log-outgoing): New function.
(vc-git-log-view-mode): Use vc-log-view-type instead
of the dynamic bound vc-short-log.

* vc-hg.el (vc-hg-log-view-mode): Use vc-log-view-type instead
of the dynamic bound vc-short-log.  Highlight the tag.
(vc-hg-log-incoming, vc-hg-log-outgoing): New functions.
(vc-hg-outgoing, vc-hg-incoming, vc-hg-outgoing-mode):
(vc-hg-incoming-mode): Remove.
(vc-hg-extra-menu-map): Do not bind vc-hg-incoming and vc-hg-outgoing.

* vc.el (vc-root-diff): Bind default-directory to the root
directory for the diff command.