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

[Alan DeKok]

Hermann Lauer wrote:
> 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.

  Added, thanks.

  Alan DeKok.