[gimp/gimp-2-8] Fix syntaxis in a user-visible message

[Alexandre Prokoudine <aprokoudine src gnome org>]

commit eb3a62c43e012c2914987e1bd3a33c32833d275c
Author: Alexandre Prokoudine <alexandre prokoudine gmail com>
Date:   Fri Oct 11 06:22:35 2013 +0400

    Fix syntaxis in a user-visible message
    
    "When enabled GIMP is in a single-window mode" was missing a comma.

 app/actions/windows-actions.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/app/actions/windows-actions.c b/app/actions/windows-actions.c
index 3760f2a..63f671e 100644
--- a/app/actions/windows-actions.c
+++ b/app/actions/windows-actions.c
@@ -120,7 +120,7 @@ static const GimpToggleActionEntry windows_toggle_actions[] =
 
   { "windows-use-single-window-mode", NULL,
     NC_("windows-action", "Single-Window Mode"), NULL,
-    NC_("windows-action", "When enabled GIMP is in a single-window mode."),
+    NC_("windows-action", "When enabled, GIMP is in a single-window mode."),
     G_CALLBACK (windows_use_single_window_mode_cmd_callback),
     FALSE,
     GIMP_HELP_WINDOWS_USE_SINGLE_WINDOW_MODE }