fix(s1: GSC): make SP work with the new client update

scripts/mp/_patches.gsc

@@ -0,0 +1,44 @@
+main()
+{
+	replacefunc( maps\mp\_utility::getlastlivingplayer, ::getlastlivingplayer_stub );
+	replacefunc( maps\mp\gametypes\common_sd_sr::ononeleftevent, ::ononeleftevent_stub );
+}
+
+getlastlivingplayer_stub( team )
+{
+	live_player = undefined;
+
+	foreach ( player in level.players )
+	{
+		if ( isdefined( team ) && player.team != team )
+		{
+			continue;
+		}
+
+		if ( !maps\mp\_utility::isreallyalive( player ) && !player maps\mp\gametypes\_playerlogic::mayspawn() )
+		{
+			continue;
+		}
+
+		assertex( !isdefined( live_player ), "getLastLivingPlayer() found more than one live player on team." );
+
+		live_player = player;				
+	}
+
+	return live_player;
+}
+
+ononeleftevent_stub( team )
+{
+	if ( level.bombexploded || level.bombdefused )
+		return;
+
+	last_player = maps\mp\_utility::getlastlivingplayer( team );
+
+	if ( !isdefined( last_player ) )
+	{
+		return;
+	}
+
+	last_player thread maps\mp\gametypes\common_sd_sr::givelastonteamwarning();
+}

scripts/mp/_team_balance.gsc

@@ -0,0 +1,23 @@
+init()
+{
+	// define onteamselection callback function used in balanceteams()
+	level.onteamselection = ::set_team;
+}
+
+set_team(team)
+{
+	if (team != self.pers["team"])
+	{
+		self.switching_teams = true;
+		self.joining_team = team;
+		self.leaving_team = self.pers["team"];
+	}
+
+	if (self.sessionstate == "playing")
+	{
+		self suicide();
+	}
+
+	maps\mp\gametypes\_menus::addtoteam(team);
+	maps\mp\gametypes\_menus::endrespawnnotify();
+}