Fixed csproj and removed unused folders

BrightGlimmer.Service/Handlers/QueryHandlers/GetAllStudentsQueryHandler.cs

@@ -0,0 +1,26 @@
+using BrightGlimmer.Data.Interfaces;
+using BrightGlimmer.Domain;
+using BrightGlimmer.Services.Queries;
+using MediatR;
+using Microsoft.EntityFrameworkCore; /* TODO */
+using System.Collections.Generic;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace BrightGlimmer.Services.Handlers.QueryHandlers
+{
+    public class GetAllStudentsQueryHandler : IRequestHandler<GetAllStudentsQuery, IEnumerable<Student>>
+    {
+        private readonly IQueryRepository<Student> repository;
+
+        public GetAllStudentsQueryHandler(IQueryRepository<Student> repository)
+        {
+            this.repository = repository;
+        }
+
+        public async Task<IEnumerable<Student>> Handle(GetAllStudentsQuery request, CancellationToken cancellationToken)
+        {
+            return await repository.Get().ToListAsync();
+        }
+    }
+}