[chronojump] cancel button on start window can be "clicked" with Escape

[Xavier de Blas <xaviblas src gnome org>]

commit 13059eb7d44c1acc87ef322b8715edfeee1be5c8
Author: Xavier de Blas <xaviblas gmail com>
Date:   Tue Apr 18 17:16:26 2017 +0200

    cancel button on start window can be "clicked" with Escape

 glade/app1.glade |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/glade/app1.glade b/glade/app1.glade
index 1e8e58c..b8acbc0 100644
--- a/glade/app1.glade
+++ b/glade/app1.glade
@@ -1592,6 +1592,7 @@
                                                         <property name="can_focus">True</property>
                                                         <property name="receives_default">True</property>
                                                         <signal name="clicked" 
handler="on_button_start_cancel_clicked" swapped="no"/>
+                                                        <accelerator key="Escape" signal="clicked"/>
                                                         <child>
                                                           <widget class="GtkHBox" id="hbox38">
                                                             <property name="visible">True</property>