c3js hacks

https://stackoverflow.com/questions/29150816/c3-js-making-line-appear-dashed

http://www.d3noob.org/2013/01/smoothing-out-lines-in-d3js.html

https://stackoverflow.com/questions/27469937/c3js-timeseries-x-values-not-evenly-spaced

https://stackoverflow.com/questions/30711843/change-size-of-bubble-in-scatter-plot-for-c3-js

http://c3js.org/samples/data_color.html

https://stackoverflow.com/questions/39304868/changing-colors-of-single-column-in-c3-js-stacked-bar-chart

https://stackoverflow.com/questions/25229186/c3js-and-hide-dots

https://stackoverflow.com/questions/27037423/output-javascript-date-month-as-text-using-c3-js

http://c3js.org/gettingstarted.html#more

https://github.com/c3js/c3/issues/206