[gtk+/gtk-3-16] inspector: Make it easier to cut'n'paste advice message

[Matthias Clasen <matthiasc src gnome org>]

commit e166747170b8e5ab324f6bf09bb54b0703bab643
Author: Bastien Nocera <hadess hadess net>
Date:   Wed Mar 18 11:44:40 2015 +0100

    inspector: Make it easier to cut'n'paste advice message
    
    The message says "Enable statistics with GOBJECT_DEBUG=instance-count"
    but the message itself isn't selectable, making it hard to cut'n'paste.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=746391

 gtk/inspector/statistics.ui |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/gtk/inspector/statistics.ui b/gtk/inspector/statistics.ui
index 820a39b..82672db 100644
--- a/gtk/inspector/statistics.ui
+++ b/gtk/inspector/statistics.ui
@@ -161,6 +161,7 @@
             <child>
               <object class="GtkLabel">
                 <property name="visible">True</property>
+                <property name="selectable">True</property>
                 <property name="label" translatable="yes">Enable statistics with 
GOBJECT_DEBUG=instance-count</property>
               </object>
             </child>