plotly/plotly.js v1.31.0 on GitHub

Add table trace type [#2052]
Add geo.center making geo views fully reproducible using layout attributes [#2030]
Add lasso and select-box drag modes to scattergeo and choropleth traces [#2030]
Add lasso and select-box drag modes to bar and histogram traces [#2045]
Add scale option to Plotly.toImage and Plotly.downloadImage [#1979]
Add plot-schema.json to dist/[#1999]

Fix numerous restyle and relayout bugs [#1999]
Fix handling of extreme off-plot data points in scatter lines [#2060]
Fix hoverinfo array support for scattergeo, choropleth, scatterternary and scattermapbox traces [#2055]
Fix Plotly.plot MathJax promise chain resolution [#1991]
Fix legend double-click trace isolation behavior for graphs with visible: false traces [#2019]
Fix legend visibility toggling for traces with groupby transforms [#2019]
Fix single-bin histogram edge case [#2028]
Fix autorange for bar with base zero [#2050]
Fix annotations arrow rendering when graph div is off the DOM [#2046]
Fix hover for graphs with scattergeo markers outside 'usa' scope [#2030]
Fix handling of cross anti-meridian geo lonaxis ranges [#2030]
Fix miter limit for lines on geo subplots [#2030]
Fix marker.opacity handling for scattergeo bubbles [#2030]
Fix layout animation of secondary axes [#1999]
Fix sankey hover text placement for empty link.label items [#2016]
Fix sankey rendering of nodes with very small values [#2017, #2021]
Fix sankey hover label positioning on pages that style the 'svg-container' div node [#2027]
Fix aggregation transforms restyle calls [#2031]