fix 64-bit windows build

MediaBrowser.ServerApplication/MediaBrowser.ServerApplication.csproj

@@ -32,6 +32,7 @@
     <DefineConstants>TRACE</DefineConstants>
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
+    <Prefer32Bit>false</Prefer32Bit>
   </PropertyGroup>
   <PropertyGroup>
     <StartupObject>MediaBrowser.ServerApplication.MainStartup</StartupObject>