[gnome-builder] app: add ctrl+alt+return for toggling visible panels

[Christian Hergert <chergert src gnome org>]

commit 614ec71f0e308b77bee388d5e96f540d9699bfb2
Author: Christian Hergert <christian hergert me>
Date:   Tue Jun 9 02:35:29 2015 -0700

    app: add ctrl+alt+return for toggling visible panels

 src/app/gb-application.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/src/app/gb-application.c b/src/app/gb-application.c
index 157255d..651bac3 100644
--- a/src/app/gb-application.c
+++ b/src/app/gb-application.c
@@ -138,6 +138,7 @@ gb_application_load_keybindings (GbApplication *self)
     { "workbench.show-left-pane", "F9" },
     { "workbench.show-right-pane", "<shift>F9" },
     { "workbench.show-bottom-pane", "<ctrl>F9" },
+    { "workbench.toggle-panels", "<ctrl><alt>Return" },
     { "workspace.focus-sidebar", "<ctrl>0" },
     { "workspace.focus-stack(1)", "<ctrl>1" },
     { "workspace.focus-stack(2)", "<ctrl>2" },