Prevent the accidental mining that occurs when clicking on a reading …

…on the reading selection window if it happens to be on top of another result's primary spelling

JL.Windows/GUI/ReadingSelectionWindow.xaml

@@ -18,7 +18,7 @@
             <ListView.ItemContainerStyle>
                 <Style TargetType="{x:Type ListViewItem}">
                     <Setter Property="Focusable" Value="False" />
-                    <EventSetter Event="PreviewMouseLeftButtonDown" Handler="ReadingsListView_PreviewMouseLeftButtonDown" />
+                    <EventSetter Event="PreviewMouseLeftButtonUp" Handler="ReadingsListView_PreviewMouseLeftButtonUp" />
                 </Style>
             </ListView.ItemContainerStyle>
         </ListView>

JL.Windows/GUI/ReadingSelectionWindow.xaml.cs

@@ -61,7 +61,7 @@ protected override void OnActivated(EventArgs e)
         }
     }
 
-    private async void ReadingsListView_PreviewMouseLeftButtonDown(object sender, MouseButtonEventArgs e)
+    private async void ReadingsListView_PreviewMouseLeftButtonUp(object sender, MouseButtonEventArgs e)
     {
         string selectedReading = (string)((ListViewItem)sender).Content;
         Hide();