Update 18.11 for Azure Sphere in public preview

We are pleased to announce the 18.11 update to the Azure Sphere Operating System, Azure Sphere Security Service and Visual Studio development environment. For information on all of the features included with this release, see the [blog post](https://azure.microsoft.com/en-us/blog/update-18-11-for-azure-sphere-in-public-preview/). * Azure Sphere * SDK and Tools * [ Azure Sphere](https://azure.microsoft.com/en-gb/services/azure-sphere/)