[baobab] Add <Alt>Left keyboard shortcut to go back to location list

[Stefano Facchini <sfacchini src gnome org>]

commit f9b86b8c5de73fc23964aa3eb6eeec193cfc1091
Author: Stefano Facchini <stefano facchini gmail com>
Date:   Mon Oct 15 12:12:12 2018 +0200

    Add <Alt>Left keyboard shortcut to go back to location list

 src/baobab-application.vala | 1 +
 src/help-overlay.ui         | 7 +++++++
 2 files changed, 8 insertions(+)
---
diff --git a/src/baobab-application.vala b/src/baobab-application.vala
index 0b0cf98..10cad3b 100644
--- a/src/baobab-application.vala
+++ b/src/baobab-application.vala
@@ -94,6 +94,7 @@ namespace Baobab {
             }
             Gtk.StyleContext.add_provider_for_screen (Gdk.Screen.get_default (), css_provider, 
Gtk.STYLE_PROVIDER_PRIORITY_APPLICATION);
 
+            set_accels_for_action ("win.show-home-page", { "<Alt>Left" });
             set_accels_for_action ("win.show-primary-menu", { "F10" });
             set_accels_for_action ("win.scan-folder", { "<Primary>o" });
             set_accels_for_action ("win.reload", { "<Primary>r" });
diff --git a/src/help-overlay.ui b/src/help-overlay.ui
index 0c76460..9bb465b 100644
--- a/src/help-overlay.ui
+++ b/src/help-overlay.ui
@@ -39,6 +39,13 @@
                 <property name="accelerator">&lt;ctrl&gt;&lt;shift&gt;question</property>
               </object>
             </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="visible">true</property>
+                <property name="accelerator">&lt;Alt&gt;Left</property>
+                <property name="title" translatable="yes" context="shortcut window">Go back to location 
list</property>
+              </object>
+            </child>
             <child>
               <object class="GtkShortcutsShortcut">
                 <property name="visible">true</property>