Clean up implicit usings

Author: ronaldbarendse

src/Umbraco.StorageProviders.AzureBlob/AzureBlobDirectoryContents.cs

@@ -1,7 +1,4 @@
-using System;
 using System.Collections;
-using System.Collections.Generic;
-using System.Linq;
 using Azure.Storage.Blobs;
 using Azure.Storage.Blobs.Models;
 using Microsoft.Extensions.FileProviders;

src/Umbraco.StorageProviders.AzureBlob/AzureBlobFileProvider.cs

@@ -1,5 +1,3 @@
-using System;
-using System.Linq;
 using System.Net;
 using Azure;
 using Azure.Storage.Blobs;

src/Umbraco.StorageProviders.AzureBlob/AzureBlobItemInfo.cs

@@ -1,5 +1,3 @@
-using System;
-using System.IO;
 using Azure.Storage.Blobs;
 using Azure.Storage.Blobs.Models;
 using Microsoft.Extensions.FileProviders;

src/Umbraco.StorageProviders.AzureBlob/AzureBlobPrefixInfo.cs

@@ -1,5 +1,3 @@
-using System;
-using System.IO;
 using Microsoft.Extensions.FileProviders;
 
 namespace Umbraco.StorageProviders.AzureBlob

src/Umbraco.StorageProviders.AzureBlob/DependencyInjection/AzureBlobFileSystemExtensions.cs

@@ -1,4 +1,3 @@
-using System;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.DependencyInjection.Extensions;
 using Microsoft.Extensions.Options;

src/Umbraco.StorageProviders.AzureBlob/IO/AzureBlobFileSystem.cs

@@ -1,9 +1,3 @@
-using System;
-using System.Collections.Generic;
-using System.Diagnostics.CodeAnalysis;
-using System.IO;
-using System.Linq;
-using System.Threading.Tasks;
 using Azure;
 using Azure.Storage.Blobs;
 using Azure.Storage.Blobs.Models;

src/Umbraco.StorageProviders.AzureBlob/IO/AzureBlobFileSystemProvider.cs

@@ -1,4 +1,3 @@
-using System;
 using System.Collections.Concurrent;
 using Microsoft.AspNetCore.StaticFiles;
 using Microsoft.Extensions.Options;

src/Umbraco.StorageProviders/CdnMediaUrlProvider.cs

@@ -1,4 +1,3 @@
-using System;
 using Microsoft.Extensions.Options;
 using Umbraco.Cms.Core.Configuration.Models;
 using Umbraco.Cms.Core.Hosting;

src/Umbraco.StorageProviders/CdnMediaUrlProviderOptions.cs

@@ -1,4 +1,3 @@
-using System;
 using System.ComponentModel.DataAnnotations;
 
 namespace Umbraco.StorageProviders

src/Umbraco.StorageProviders/DependencyInjection/CdnMediaUrlProviderExtensions.cs

@@ -1,4 +1,3 @@
-using System;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Options;
 using Umbraco.StorageProviders;