Merge pull request RyanNielson#57 from novabyte/cdm-add-nakama

Add Nakama server for realtime and social games.

Author: RyanNielson

README.md

@@ -84,6 +84,7 @@ Thanks to all the [contributors](https://github.com/ryannielson/awesome-unity/gr
 
 ## Networking
 
+* [Nakama](https://www.assetstore.unity3d.com/en/#!/content/81338) - Build social and realtime games with an open-source [distributed server](https://github.com/heroiclabs/nakama).
 * [Photon Bolt (Paid)](https://www.assetstore.unity3d.com/en/#!/content/41330) - Build networked games without having to know the details of networking or write any complex networking code.
 * [Photon Unity Networking](https://www.assetstore.unity3d.com/en/#!/content/1786) - Plug and play cloud networking that also works for local hosting. Free for up to 20 concurrent users.