Update readme.source.md

Author: SimonCropp

readme.source.md

@@ -5,7 +5,6 @@
 [![NuGet Status](https://img.shields.io/nuget/v/DiffEngine.svg?label=DiffEngine)](https://www.nuget.org/packages/DiffEngine/)
 [![NuGet Status](https://img.shields.io/nuget/v/DiffEngineTray.svg?label=DiffEngineTray)](https://www.nuget.org/packages/DiffEngineTray/)
 
-
 DiffEngine manages launching and cleanup of diff tools. It is designed to be used by any Snapshot/Approval testing library.
 
 **See [Milestones](../../milestones?state=closed) for release notes.**
@@ -17,6 +16,11 @@ DiffEngine manages launching and cleanup of diff tools. It is designed to be use
  * [Verify](https://github.com/VerifyTests/Verify)
 
 
+### Powered by
+
+[![JetBrains logo.](https://resources.jetbrains.com/storage/products/company/brand/logos/jetbrains.svg)](https://jb.gg/OpenSourceSupport)
+
+
 toc
 include: doc-index