novus/nvd3 — pull request #191 by dragansah (2012-09-08 15:27:52+00:00)
Title: Expose d3.svg.area.interpolate as public member in stackedArea and stackedAreaChart.

Expose d3.svg.area.interpolate as public member in stackedArea and
stackedAreaChart. The default value for interpolate is "linear" as it's
the default in d3.