Add Rewind to .NET Isolated (#52)

* first commit

* adding failure reason to rewind respones

* typo

* added the history and orchestration rewind action messages

* fixed a typo

* added a rewinding orchestration status

* changed the instance ID field to an OrchestrationInstance field in the rewind event

* removed the input from the rewind event

* making the name field be nullable

* added more fields to suborchestration instance created event

* removing rewind orchestration action

* reducing fields in executionrewound and suborchestrationinstancecreated events

* removed the tags field from suborchestrationinstancecreated

* reverting to old RewindInstanceResponse

* added trace context field to execution rewound event

* removing rewind orchestration status

---------

Co-authored-by: Sophia Tevosyan <stevosyan@microsoft.com>

Author: sophiatev

protos/orchestrator_service.proto

@@ -220,6 +220,13 @@ message EntityLockGrantedEvent {
     string criticalSectionId = 1;
 }
 
+message ExecutionRewoundEvent {
+    google.protobuf.StringValue reason = 1;
+    google.protobuf.StringValue parentExecutionId = 2; // used only for rewinding suborchestrations, null otherwise
+    google.protobuf.StringValue instanceId = 3; // used only for rewinding suborchestrations, null otherwise
+    TraceContext parentTraceContext = 4; // used only for rewinding suborchestrations, null otherwise
+}
+
 message HistoryEvent {
     int32 eventId = 1;
     google.protobuf.Timestamp timestamp = 2;
@@ -251,6 +258,7 @@ message HistoryEvent {
         EntityLockRequestedEvent entityLockRequested = 27;
         EntityLockGrantedEvent entityLockGranted = 28;
         EntityUnlockSentEvent entityUnlockSent = 29;
+        ExecutionRewoundEvent executionRewound = 30;
     }
 }