Added missing reference for InMemory package in README.md

README.md

@@ -20,6 +20,7 @@ This repository contains the code for the `Tingle.EventBus` libraries. This proj
 |`Tingle.EventBus.Transports.Azure.EventHubs`|[![NuGet](https://img.shields.io/nuget/v/Tingle.EventBus.Transports.Azure.EventHubs.svg)](https://www.nuget.org/packages/Tingle.EventBus.Transports.Azure.EventHubs/)|Event bus transport based on [Azure Event Hubs](https://azure.microsoft.com/en-us/services/event-hubs/).|
 |`Tingle.EventBus.Transports.Azure.QueueStorage`|[![NuGet](https://img.shields.io/nuget/v/Tingle.EventBus.Transports.Azure.QueueStorage.svg)](https://www.nuget.org/packages/Tingle.EventBus.Transports.Azure.QueueStorage/)|Event bus transport based on [Azure Storage Queues](https://azure.microsoft.com/en-us/services/storage/queues/).|
 |`Tingle.EventBus.Transports.Azure.ServiceBus`|[![NuGet](https://img.shields.io/nuget/v/Tingle.EventBus.Transports.Azure.ServiceBus.svg)](https://www.nuget.org/packages/Tingle.EventBus.Transports.Azure.ServiceBus/)|Event bus transport based on [Azure Service Bus](https://azure.microsoft.com/en-us/services/service-bus/).|
+|`Tingle.EventBus.Transports.InMemory`|[![NuGet](https://img.shields.io/nuget/v/Tingle.EventBus.Transports.InMemory.svg)](https://www.nuget.org/packages/Tingle.EventBus.Transports.InMemory/)|Event bus transport that works only in memory and in process, useful for testing.|
 |`Tingle.EventBus.Transports.Kafka`|[![NuGet](https://img.shields.io/nuget/v/Tingle.EventBus.Transports.Kafka.svg)](https://www.nuget.org/packages/Tingle.EventBus.Transports.Kafka/)|Event bus transport based on the open source [Apache Kafka](https://kafka.apache.org/) platform.|
 |`Tingle.EventBus.Transports.RabbitMQ`|[![NuGet](https://img.shields.io/nuget/v/Tingle.EventBus.Transports.RabbitMQ.svg)](https://www.nuget.org/packages/Tingle.EventBus.Transports.RabbitMQ/)|Event bus transport based on the open source [Rabbit MQ](https://www.rabbitmq.com/) broker.|