DRY up 'kind' literals used in TypeStat EJson codec.
DRY up 'kind' literals used in TypeStat EJson codec.

jedesah/Quasar,quasar-analytics/quasar,slamdata/quasar,jedesah/Quasar,slamdata/slamengine,quasar-analytics/quasar,slamdata/slamengine,quasar-analytics/quasar,jedesah/Quasar,djspiewak/quasar,quasar-analytics/quasar,slamdata/slamengine,jedesah/Quasar