[patch] correct answer of a VMPS-Reconfirm-Request

Hello Developers, please consider the appended configuration patch for inclusion. It allows radiusd to correctly answer vmps reconfirmation request as OpenVMPS (http://vmps.sourceforge.net/) does this. Thanks, Hermann -- Netzwerkadministration/Zentrale Dienste, Interdiziplinaeres Zentrum fuer wissenschaftliches Rechnen der Universitaet Heidelberg IWR; INF 368; 69120 Heidelberg; Tel: (06221)54-8236 Fax: -5224 Email: Hermann.Lauer@iwr.uni-heidelberg.de