Update README.md

Author: dsuryd

README.md

@@ -9,6 +9,7 @@ DotNetify is a free, open source project that lets you create real-time, reactiv
 
 ## What's New
 
+* v3.7: [release notes](https://github.com/dsuryd/dotNetify/releases/tag/v3.7)
 * v3.6: [release notes](https://github.com/dsuryd/dotNetify/releases/tag/v3.6)
 * v3.5: Multi-hub support, web API + local modes - [release notes](https://github.com/dsuryd/dotNetify/releases/tag/v3.5).