(ediff-load-version-control): now checks if
ediff-revision-key is non-nil.
(ediff-revision-key): Now defaults to nil.
(ediff-revision): now takes prefix argument; can compare
two versions of the same file.
the merge buffer now assumes the major mode of the
default variant.
(ediff-documentation: new function.
(ediff-patch-buffer): now handles buffers that don't
visit any file.
(ediff-windows): renamed to ediff-windows-wordwise, added
(ediff-windows-linewise): new function.
Changed ediff-small/large-regions to ediff-regions-wordwise/linewise
Converted xemacs *screen* nomenclature to *frame*.
Incorporated overlay strings. Ediff no longer runs under emacs
19.28 and earlier and XEmacs 19.11 and earlier.
Changed window-system to ediff-window-display.
(ediff-find-file-name-handler, vc-ediff-internal, rcs-ediff-internal):
New functions.
(ediff-version-control-package): New variable.
(vc-ediff, rcs-ediff): Functions deleted.
(ediff-submit-report): New function.
(ediff-toggle-read-only, ediff-patch-file): Check out
version controlled files before their buffers are modified.
(ediff-local-checkout-flag, ediff-toggle-read-only-function): New variables.
(ediff-find-file, ediff-patch-file): Were getting
confused by symbolic links. Fixed.
Check ediff-if-lucid when setting up Emacs 19 menus.
(ediff-save-buffer): Added option for saving diff output.
(ediff-fine-diff-buffer, ediff-ignore-similar-regions): New variables.
(ediff-no-fine-diffs): Macro added.
(ediff-next-difference, ediff-previous-difference)
(ediff-make-fine-diffs): Enabled a new feature that allows one to
skip over the difference regions where the only differences are
the white space and newlines.
(ediff-toggle-autorefine): Fixed a bug that caused error when the
current difference is <= 0 or > ediff-number-of-differences.
purify-flag, to avoid error message when loading ediff in a frame
that has no menu bar.
(ediff-setup): Improved mode-line-buffer-identification.
Now accommodates buffer identifications generated by
mode-line.el and uniquify.el.
(ediff-current-diff-face-A/B,
ediff-fine-diff-face-A/B,ediff-odd/even-diff-face-A/B):
Variables changed to contain face names
instead of face internal representation.
(ediff-find-file, ediff-files-internal, ediff-patch-file):
Modified to work with remote and compressed files.
(ediff-read-file-name, ediff-buffers): Better defaults.
(ediff-read-file-name) Handle OS/2.
(ediff-forward-word-function) New function.
(ediff-wordify-function): Variable deleted.
(ediff-toggle-regexp-match, ediff-hide-regexp-matches): New functions.
(ediff-focus-on-regexp-matches): New function.
(ediff-status-info): New function.
(ediff-file-names, ediff-line-numbers): Functions deleted.
