Update CREDITS.md

CREDITS.md

@@ -1,6 +1,11 @@
+Current developers
+---
 - [Bara](https://steamcommunity.com/profiles/76561198041923231/)
 - [good_live](https://steamcommunity.com/profiles/76561198060485155/) 
 - [whocodes](http://steamcommunity.com/profiles/76561197987263853/) - [GitHub](https://github.com/whocodes)
+
+Previous developers/Authors of useful plugins
+---
 - [Franc1sco](https://steamcommunity.com/profiles/76561198011608644/) (original author of basic features)
 - [Darkness](https://steamcommunity.com/profiles/76561198127839952/) (for C4, RDM Manager, Health Station and some fixes)
 - [Zipcore](https://steamcommunity.com/profiles/76561198035410392/)
@@ -9,15 +14,16 @@
 - [Keplyx](https://github.com/Keplyx) for [Cameras and Drones](https://forums.alliedmods.net/showthread.php?p=2537127)
 - [Any contributors](https://github.com/Bara/TroubleinTerroristTown/graphs/contributors)
 
-
-___
+Communities with ttt servers or contribute with ideas
+---
 - [Painlessgaming](https://painlessgaming.eu/)
 - [PrestigeGaming](https://www.prestige-gaming.org/)
 - [Dream Community](https://dream-community.de/)
 - [FragHaven.net](https://fraghaven.net)
-- [Slayers Gaming](https://www.slayersgaming.com//)
-- [Allied Gaming](https://allied-gaming.com/)
 - [SkynetGaming](https://skynetgaming.net/)
+- [GFL](https://gflclan.com/)
 
+- [Allied Gaming](https://allied-gaming.com/) (?)
+- [Slayers Gaming](https://www.slayersgaming.com/) (?)
 ___
 - Authors of [TroubleinTerroristTown.com](http://www.troubleinterroristtown.com/)