Altair Change Log

Version 1.2: Nov 7, 2016

Major additions

Update to Vega-Lite 1.2 and make all its enhancements available to Altair
Add Chart.serve method (#197)
Add altair.expr machinery to specify transformations and filterings (#215)
Add Chart.savechart method, which can output JSON, HTML, and (if Node is installed) PNG and SVG. See https://altair-viz.github.io/documentation/displaying.html (#213)

Bug Fixes

Countless minor bug fixes

Maintenance:

Update to Vega-Lite 1.2.1 and add its supported features
Create website: http://altair-viz.github.io/
Set up Travis to run conda & pip; and to build documentation

Version 1.0: July 11, 2016

Initial release of Altair