# used to look in /etc/planetlab/family,
# now relies on the 'GetSliceFamily' extra attribute in GetSlivers()
# which for legacy is still exposed here as the 'vref' key
# used to look in /etc/planetlab/family,
# now relies on the 'GetSliceFamily' extra attribute in GetSlivers()
# which for legacy is still exposed here as the 'vref' key