smartpanel : makes accounts ringids selectionnable

Change-Id: I02222fad618d478600a8e99b3d2de1046be24f84
Tuleap: #1231

SmartPanel.xaml

@@ -199,6 +199,7 @@
                            Foreground="Crimson"
                            Margin="10,5,10,0"
                            FontSize="14"
+                           IsTextSelectionEnabled="True"
                            TextTrimming="CharacterEllipsis"
                            Text="{x:Bind ringID_}"/>
             </Grid>