[elpa] externals/vundo 4c01db9c01: Bump version and document release

[ELPA Syncer]

branch: externals/vundo
commit 4c01db9c011b7b4ca4ef5da338cdc6ea45aac7a5
Author: JD Smith <93749+jdtsmith@users.noreply.github.com>
Commit: Yuan Fu <casouri@gmail.com>

    Bump version and document release
    
    * README.txt: Update documentation.
---
 README.txt    | 13 +++++++++----
 vundo-diff.el |  2 +-
 vundo.el      |  2 +-
 3 files changed, 11 insertions(+), 6 deletions(-)

diff --git a/README.txt b/README.txt
index 82276229e0..41fd5d1660 100644
--- a/README.txt
+++ b/README.txt
@@ -36,9 +36,10 @@ between are highlighted with bold face.
       ┗━━○──○──○
          B  D
 
-By default, you need to press RET to “commit” your change and if you
-quit with q or C-g, the changes made by vundo are rolled back. You can
-set ‘vundo-roll-back-on-quit’ to nil to disable rolling back.
+By default, you need to press RET to “commit” your change and return
+to the buffer.  If instead you quit with q or C-g, the changes made by
+vundo are rolled back. You can set ‘vundo-roll-back-on-quit’ to nil to
+disable rolling back.
 
 You might see some green nodes in the tree, those are the buffer
 states that have been saved to disk; the last saved node is emphasized
@@ -77,7 +78,8 @@ to use that font:
 Diff:
 
 Vundo uses Emacs' facilities to provide diffs among arbitrary undo
-states: just (m)ark and (d)iff.
+states: just (m)ark and (d)iff.  By default, vundo's diff window is
+buried when vundo quits; see `vundo-diff-quit' for other options.
 
 Terminal users may encounter unwanted control characters in the diff
 output.  Emacs colors diff buffers itself, so this can be remedied by
@@ -105,6 +107,9 @@ to run those tests interactively, or use the following 
batch command:
 
 Changelog (full changelog in NEWS.txt):
 
+<2023-02-16 Fri>: Version 2.3.0: navigate among all saved nodes.
+Automatically bury the vundo-diff window when vundo quits.
+
 <2023-12-17 Sun>: Version 2.2.0: vundo-diff introduced, supporting
 on-demand diff to parent or any marked node.  Improved tree draw
 speed.
diff --git a/vundo-diff.el b/vundo-diff.el
index aca54cdf7c..f72cce6bce 100644
--- a/vundo-diff.el
+++ b/vundo-diff.el
@@ -132,7 +132,7 @@ NODE defaults to the current node."
 (defun vundo-diff--quit ()
   "Quit the `vundo-diff' window and possibly kill buffer."
   (let* ((buf (get-buffer (concat "*vundo-diff-" (buffer-name) "*")))
-            (win (and buf (get-buffer-window buf)))
+         (win (and buf (get-buffer-window buf)))
          (kill (eq vundo-diff-quit 'kill)))
     (if win (quit-window kill win)
       (when (and buf kill) (kill-buffer buf)))))
diff --git a/vundo.el b/vundo.el
index c22c31715c..e40d4d0e0b 100644
--- a/vundo.el
+++ b/vundo.el
@@ -5,7 +5,7 @@
 ;; Author: Yuan Fu <casouri@gmail.com>
 ;; Maintainer: Yuan Fu <casouri@gmail.com>
 ;; URL: https://github.com/casouri/vundo
-;; Version: 2.2.0
+;; Version: 2.3.0
 ;; Keywords: undo, text, editing
 ;; Package-Requires: ((emacs "28.1"))
 ;;