Rename Interrupts sample project

Samples.sln

@@ -162,7 +162,7 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Elsa.Samples.WhileLoopWorke
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Elsa.Samples.CustomAttributesChildWorker", "src\samples\worker\Elsa.Samples.CustomAttributesChildWorker\Elsa.Samples.CustomAttributesChildWorker.csproj", "{AEA00027-F280-43A4-AC60-E2AF3014CF34}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Elsa.Samples.CustomActivityTypeProviders", "src\samples\aspnet\Elsa.Samples.CustomActivityTypeProviders\Elsa.Samples.CustomActivityTypeProviders.csproj", "{E0090EF3-C4A7-4262-9300-1D395BE25DD0}"
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Elsa.Samples.Interrupts", "src\samples\aspnet\Elsa.Samples.Interrupts\Elsa.Samples.Interrupts.csproj", "{E0090EF3-C4A7-4262-9300-1D395BE25DD0}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution

src/samples/aspnet/Elsa.Samples.Interrupts/Activities/Sleep.cs

@@ -1,10 +1,12 @@
 using Elsa.Activities.Timers;
 using Elsa.Activities.Timers.Services;
+using Elsa.Attributes;
 using Elsa.Services;
 using NodaTime;
 
-namespace Elsa.Samples.CustomActivityTypeProviders.Activities
+namespace Elsa.Samples.Interrupts.Activities
 {
+    [Activity]
     public class Sleep : TimerEvent
     {
         public Sleep(IWorkflowInstanceManager workflowInstanceManager, IWorkflowScheduler workflowScheduler, IClock clock) : base(workflowInstanceManager, workflowScheduler, clock)

src/samples/aspnet/Elsa.Samples.Interrupts/Endpoints/WakeUp.cs

@@ -1,11 +1,11 @@
 using System.Linq;
 using System.Threading;
 using System.Threading.Tasks;
-using Elsa.Samples.CustomActivityTypeProviders.Activities;
+using Elsa.Samples.Interrupts.Activities;
 using Elsa.Services;
 using Microsoft.AspNetCore.Mvc;
 
-namespace Elsa.Samples.CustomActivityTypeProviders.Endpoints
+namespace Elsa.Samples.Interrupts.Endpoints
 {
     [ApiController]
     [Route("wakeup")]

src/samples/aspnet/Elsa.Samples.Interrupts/Program.cs

@@ -1,7 +1,7 @@
 using Microsoft.AspNetCore.Hosting;
 using Microsoft.Extensions.Hosting;
 
-namespace Elsa.Samples.CustomActivityTypeProviders
+namespace Elsa.Samples.Interrupts
 {
     public class Program
     {

src/samples/aspnet/Elsa.Samples.Interrupts/Startup.cs

@@ -1,10 +1,10 @@
-using Elsa.Samples.CustomActivityTypeProviders.Activities;
-using Elsa.Samples.CustomActivityTypeProviders.Workflows;
+using Elsa.Samples.Interrupts.Activities;
+using Elsa.Samples.Interrupts.Workflows;
 using Microsoft.AspNetCore.Builder;
 using Microsoft.AspNetCore.Hosting;
 using Microsoft.Extensions.DependencyInjection;
 
-namespace Elsa.Samples.CustomActivityTypeProviders
+namespace Elsa.Samples.Interrupts
 {
     public class Startup
     {

src/samples/aspnet/Elsa.Samples.Interrupts/Workflows/InterruptableWorkflow.cs

@@ -1,9 +1,9 @@
 using Elsa.Activities.Console;
 using Elsa.Builders;
-using Elsa.Samples.CustomActivityTypeProviders.Activities;
+using Elsa.Samples.Interrupts.Activities;
 using NodaTime;
 
-namespace Elsa.Samples.CustomActivityTypeProviders.Workflows
+namespace Elsa.Samples.Interrupts.Workflows
 {
     public class InterruptableWorkflow : IWorkflow
     {