Client fixes

Client is partially done.
227 warnings left out of 1500
I like Rider

Oqtane.Server/Controllers/UserRoleController.cs

@@ -1,6 +1,7 @@
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Mvc;
 using Microsoft.AspNetCore.Authorization;
+using Oqtane.Enums;
 using Oqtane.Models;
 using Oqtane.Shared;
 using Oqtane.Infrastructure.Interfaces;