Addepar/ember-charts — pull request #56 by Henoch0Yehayes (2014-12-17 21:40:07+00:00)
Title: Arbitrary key sorting for sorted charts

Pie, horizontal, and vertical charts can
be sorted by any property. Default is by value,
null sortKey will leave data unsorted. @azirbel @sreenath-addepar @Dylnuge
Not sure how I'm supposed to update the docs.