A simple workaround to produce violin plot with highcharts.js
violin.Violin(center='median', box=(25,75), whiskers=(5,95))
center: which central tendency to display: 'median'|'mean'
box: percentiles indicated by the box: pair of floats in range of [0,100]
whiskers: percentiles indicated by the whiskers: pair of floats in range of [0,100]
methods:
addSeries(data, name=None)
data: list of values
name: name of the dataset
series_list()
returns violin plot series as a list of dicts
series_json()
returns violin plot series in JSON

