[gnome-builder] libide: add "<shift>r" support in vim mode

[Christian Hergert <chergert src gnome org>]

commit 7c70d85b8c7e1e697ee7a77b8c091196c0445656
Author: Christian Hergert <christian hergert me>
Date:   Wed Mar 4 14:16:00 2015 -0800

    libide: add "<shift>r" support in vim mode

 data/keybindings/vim.css |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/data/keybindings/vim.css b/data/keybindings/vim.css
index 9b46434..85435be 100644
--- a/data/keybindings/vim.css
+++ b/data/keybindings/vim.css
@@ -98,6 +98,10 @@
   bind "u" { "undo" () };
   bind "<ctrl>R" { "redo" () };
 
+  /* overwrite */
+  bind "<shift>r" { "set-mode" ("vim-insert", permanent)
+                    "set-overwrite" (1) };
+
   /* delete */
   bind "x" { "movement" (next-char, 1)
              "copy-clipboard" ()