enhancements for libradius v2 - commiter searched

Hi, I made the radius integration for mpd. During this work I missed some functions in libradius. I revised my old patches and resolved also a minor issue. Here is a short changelog: - added rad_demangle for demangling user-passwords (needed for MS-CHAPv1 MPPE-keys). - added rad_demangle_mppe

enhancements for libradius

Hi, I made the radius integration for mpd. During this work I missed some functions in libradius. I attached patches for libradius for adding this missing functions, here is a short changelog: - added rad_demangle for demangling user-passwords (needed for MS-CHAPv1 MPPE-keys). - added rad_dema