use new script format

MediaBrowser.WebDashboard/Api/DashboardService.cs

@@ -17,7 +17,6 @@ using System.IO;
 using System.Linq;
 using System.Reflection;
 using System.Text;
-using System.Text.RegularExpressions;
 using System.Threading.Tasks;
 
 namespace MediaBrowser.WebDashboard.Api