Setup jinx dictionaries, and some refactoring

flakes/emacs/config/lisp/utils.el

@@ -5,3 +5,11 @@
       (with-current-buffer buffer
         (view-mode +1)
         (select-window (get-buffer-window buffer)))))
+
+(defun to/toggle-delete-other-windows ()
+  "Delete other windows, or restore the previous window configuration."
+  (interactive)
+  (if (and winner-mode
+           (one-window-p t))
+      (winner-undo)
+    (delete-other-windows)))