* decoding program request data
 * inital attempt on creating real preliminary bookings from group requests
 * much improved transforming of booking request into real bookings in the system
 * clenaing up visiting groups program request and login for visiting group
 * added login for visiting group
 * added security level for logged in visiting group
 * adding vodb functionality - in progress
 * added rudimentary editing of vodb data
 * started working on edit of vodb grid data
 * another step towards grid editing of vodb data
 * more work on the vodb tables