Oops, give the application its icon back

src/SyncTrayzor/SyncTrayzor.csproj

@@ -52,8 +52,7 @@
   <PropertyGroup>
   </PropertyGroup>
   <PropertyGroup>
-    <ApplicationIcon>
-    </ApplicationIcon>
+    <ApplicationIcon>Icons\default.ico</ApplicationIcon>
   </PropertyGroup>
   <ItemGroup>
     <Reference Include="Hardcodet.Wpf.TaskbarNotification">