cbmi/varify — pull request #182 by naegelyd (2014-03-20 16:18:19+00:00)
Title: Use sample ID in place of label for sample queries

Fix #181.

This updates the sample DataField instance to map to samples.sample.id
and defines the label_field_name as 'label' so visually the user sees
the sample label while queries use the ID for its speed benefits.

Signed-off-by: Don Naegely