Adds native support for TopoJSON to chart.map and series.mapData plus new arc diagram chart series.
Features
- Added new arc diagram series which visualizes the relationship between data set nodes.
- Added breadcrumb functionality for drilldown charts as well as hierarchical series including treemaps and sunburst. This replaces the drill-up and traverse-up buttons.
- Added new chart.alignThresholds feature for aligning the thresholds in charts with multiple axes.
- Added new hangingIndentTranslation and minNodeLength options for Organization chart, for improving the layout of deep structures.
- Added new Highcharts.AST.bypassHTMLFiltering option for disabling AST filtering.
- Added boost.pixelRatio option which provides Retina and device pixel ratio support to the Boost module.
- Added areaspline series to the supported series in the Boost module.
- Added support for non-ASCII characters (Chinese, Russian etc) in exported PDFs via new exporting.pdfFont property.
- Added smarter defaults for accessible point descriptions.
- Added native support for TopoJSON to the chart.map and series.mapData options.
- Moved existing translation functions from Chart to MapView.
- Added new MapView.pixelsToLonLat and MapView.lonLatToPixels functions.
- Added lon and lat properties directly to mouse event arguments.
- Added new map series option: map.affectsMapView.
- Default joinBy has been added for mapbubble.