Don't forward server redirects to client.

IRCSock.cpp

@@ -122,7 +122,7 @@ void CIRCSock::ReadLine(const CString& sData) {
 
 		switch (uRaw) {
 			case 10: // Don't send server redirects to the client
-				break;
+				return;
 			case 1: { // :irc.server.com 001 nick :Welcome to the Internet Relay Network nick
 				if (m_bAuthed && sServer == "irc.znc.in") {
 					// m_bAuthed == true => we already received another 001 => we might be in a traffic loop