Add File-Overview comments, move out of place comments

Server/Services/ChatService.cs

@@ -3,16 +3,16 @@ using System;
 using System.Collections.Generic;
 using System.Text;
 
+/**
+* @overview Life of German Reallife - Chat Service (ChatService.cs)
+* @author hydrant
+* @copyright (c) 2008 - 2018 Life of German
+*/
+
 namespace reallife_gamemode.Server.Services
 {
     class ChatService
     {
-        /**
-         * @overview Life of German Reallife - Chat Service (ChatService.cs)
-         * @author hydrant
-         * @copyright (c) 2008 - 2018 Life of German
-         */
-
         public static void NotAuthorized(Client player)
         {
             player.SendChatMessage("~r~[FEHLER]~s~ Du kannst diesen Befehl nicht ausführen.");