Bug 1405: SFTP/SCP sessions cannot be connected to over proxy

https://winscp.net/tracker/1405

Source commit: cae84d4ac72e0562cfdd0df810ecac45fd3d44f2

source/core/SecureShell.cpp

@@ -343,6 +343,7 @@ Conf * __fastcall TSecureShell::StoreToConfig(TSessionData * Data, bool Simple)
   {
     conf_set_int_int(conf, CONF_ssh_gsslist, Index, gsslibkeywords[Index].v);
   }
+  conf_set_int(conf, CONF_proxy_log_to_term, FORCE_OFF);
   return conf;
 }
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