Simplify chat grabber a bit by removing the unused circle feature

mod/quake/server/chat_grabber.qc

@@ -3,12 +3,8 @@
 string autocvar_chat_dest_udp; // UDP protocol socket destination for caught chat messages
 string autocvar__player_list; // internal list of player IPs, not to be shared
 bool autocvar_chat_grabber_show_id = false; // show player IDs in the message
-bool autocvar_chat_grabber_show_circle = false; // NOTE: doesn't work currently! show circle emoji behind each player to differentiate them
 bool autocvar_chat_grabber_show_mapchange = true; // show map changes
 
-const int CIRCLES = 8; // discord comes with 8 unique circle types
-string chat_circles[CIRCLES] = {":blue_circle:", ":brown_circle:", ":green_circle:", ":orange_circle:", ":purple_circle:", ":red_circle:", ":white_circle:", ":yellow_circle:"};
-
 STATIC_INIT_LATE(chat_grabber)
 {
 	if(autocvar_chat_dest_udp == "")
@@ -36,19 +32,6 @@ void chat_grabber_PreFormatMessage(entity this, string msg)
 	string output = strdecolorize(msg);
 
 	string formatted = sprintf("<**%s**>: %s", nickname, output);
-	if(autocvar_chat_grabber_show_circle)
-	{
-		int chosen = (client.playerid - 1) % CIRCLES;
-		string mycircle = chat_circles[chosen];
-		// TODO: custom handler?
-		if(substring(nickname, 0, 5) == "Mario")
-			mycircle = ":circled_m:";
-		else if(nickname == "daro")
-			mycircle = ":wheel:";
-		else if(strstrofs(nickname, "Musicgoat", 0) >= 0)
-			mycircle = ":goat:";
-		formatted = strcat(mycircle, " ", formatted);
-	}
 	if(autocvar_chat_grabber_show_id)
 		formatted = sprintf("#%d %s", client.playerid, formatted);
 	sendto(autocvar_chat_dest_udp, formatted);
@@ -98,8 +81,6 @@ void chat_grabber_CheckClients()
 
 	// basically redo the entire list with the current players
 	// ensures no dangling references to players who leave mid-connect
-	cvar_set("_player_list", "");
-
 	string tmp_string = "";
 	FOREACH_CLIENT(IS_REAL_CLIENT(it),
 	{