Remove unused using statements.

Author: RafaelJCamara

examples/Actor/IDemoActor/IDemoActor.cs

@@ -16,7 +16,6 @@ namespace IDemoActorInterface
     using System;
     using System.Threading.Tasks;
     using Dapr.Actors;
-    using Dapr.Actors.Runtime;
 
     /// <summary>
     /// Interface for Actor method.

examples/AspNetCore/GrpcServiceSample/Program.cs

@@ -11,11 +11,6 @@
 // limitations under the License.
 // ------------------------------------------------------------------------
 
-using System;
-using System.Collections.Generic;
-using System.IO;
-using System.Linq;
-using System.Threading.Tasks;
 using Microsoft.AspNetCore.Hosting;
 using Microsoft.AspNetCore.Server.Kestrel.Core;
 using Microsoft.Extensions.Hosting;

examples/AspNetCore/SecretStoreConfigurationProviderSample/Program.cs

@@ -18,7 +18,6 @@
     using Dapr.Client;
     using Dapr.Extensions.Configuration;
     using Microsoft.Extensions.DependencyInjection;
-    using System.Collections.Generic;
     using System;
 
     /// <summary>

examples/Client/ConfigurationApi/Controllers/ConfigurationController.cs

@@ -1,6 +1,4 @@
-using System;
-using System.Collections.Generic;
-using System.Threading;
+using System.Collections.Generic;
 using System.Threading.Tasks;
 using ControllerSample;
 using Dapr;

examples/Client/ConfigurationApi/Program.cs

@@ -4,7 +4,6 @@
 using Dapr.Client;
 using Dapr.Extensions.Configuration;
 using System.Collections.Generic;
-using System.Threading;
 
 namespace ConfigurationApi
 {

examples/Client/ConfigurationApi/Startup.cs

@@ -1,10 +1,8 @@
-using System;
-using Microsoft.AspNetCore.Builder;
+using Microsoft.AspNetCore.Builder;
 using Microsoft.AspNetCore.Hosting;
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Hosting;
-using Microsoft.Extensions.Primitives;
 
 namespace ConfigurationApi
 {

examples/Client/DistributedLock/Controllers/BindingController.cs

@@ -1,6 +1,5 @@
-using System;
-using System.Linq;
-using System.Text;
+using System;
+using System.Linq;
 using System.Text.Json;
 using System.Threading.Tasks;
 using Dapr;

examples/Client/DistributedLock/Model/StateData.cs

@@ -1,5 +1,4 @@
-using System;
-namespace DistributedLock.Model
+namespace DistributedLock.Model
 {
 #nullable enable
     public class StateData

examples/Client/DistributedLock/Program.cs

@@ -1,11 +1,6 @@
 using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Threading.Tasks;
 using Microsoft.AspNetCore.Hosting;
-using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.Hosting;
-using Microsoft.Extensions.Logging;
 
 namespace DistributedLock
 {

examples/Client/ServiceInvocation/InvokeServiceHttpClientExample.cs

@@ -13,7 +13,6 @@
 
 using System;
 using System.Net.Http.Json;
-using System.Text.Json;
 using System.Threading;
 using System.Threading.Tasks;
 using Dapr.Client;