Added Project Zomboid as Source query compatible

Author: cmathews393

README.md

@@ -43,6 +43,7 @@ AppID | Game | Query | RCON | Notes
 282440 | [Quake Live](http://store.steampowered.com/app/282440) | :white_check_mark: | :x: | Quake Live uses the ZMQ messaging queue protocol for rcon control.
 346110 | [ARK: Survival Evolved](http://store.steampowered.com/app/346110/) | :white_check_mark: | :white_check_mark: | 
 ~ | [Minecraft](http://www.minecraft.net/) | :x: | :white_check_mark: | 
+108600 | [Project: Zomboid](https://store.steampowered.com/app/108600/) | :white_check_mark: | :white_check_mark: 
 
 Open a pull request if you know another game which supports Source Query and/or RCON protocols.