[gnome-builder] vim: make rx a single undo action

[Christian Hergert <chergert src gnome org>]

commit 25420d58a5d48d14f659015a5e730c516662c7d5
Author: heroin <misko herko gmail com>
Date:   Thu Mar 10 10:04:32 2016 +0100

    vim: make rx a single undo action
    
    https://bugzilla.gnome.org/show_bug.cgi?id=763438

 data/keybindings/vim.css |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/data/keybindings/vim.css b/data/keybindings/vim.css
index 372be51..d4c23c6 100644
--- a/data/keybindings/vim.css
+++ b/data/keybindings/vim.css
@@ -253,12 +253,14 @@
 
   /* overwrite the current character with a modifier */
   bind "r" { "begin-macro" ()
+             "begin-user-action" ()
              "capture-modifier" ()
              "movement" (next-char, 1, 1, 1)
              "delete-selection" ()
              "insert-modifier" (1)
              "clear-modifier" ()
              "movement" (previous-char, 0, 1, 0)
+             "end-user-action" ()
              "end-macro" () };
 
   bind "Left"  { "movement" (previous-char, 0, 1, 1)