细节信息页面修复

InfoDetail.xaml

@@ -7,6 +7,7 @@
     <ContentPage.Resources>
         <ResourceDictionary>
             <converters:StringToImageConverter x:Key="StringToImageConverter" />
+            <converters:StringToBoolConverter x:Key="StringToBoolConverter" />
         </ResourceDictionary>
     </ContentPage.Resources>
     <Grid RowDefinitions="Auto, Auto, *" ColumnDefinitions="*, Auto" >