Plotly

Added
- Double click handler on legend items to isolate 1 traces / group on graph
[[1432](https://github.com/plotly/plotly.js/pull/1432)]

Changed
- Use signed distance fields (SDF) method to render heterogeneous `scattergl`
traces improving performance [[1398](https://github.com/plotly/plotly.js/pull/1398)]
- Improve first-render performance in `scattergl` traces by only creating
visible objects [[1444](https://github.com/plotly/plotly.js/pull/1444)]
- Use `color-rgba` instead of `tinycolor2` to convert plotly color definitions to
WebGL buffers improving performance for gl3d and gl2d traces [[1443](https://github.com/plotly/plotly.js/pull/1443)]
- Bump `uglify-js` minifier to version `2.8.12` [[1450](https://github.com/plotly/plotly.js/pull/1450)]

Fixed
- Fix 3D trace ordering on visibility toggle [[1466](https://github.com/plotly/plotly.js/pull/1466)]
- Fix gl2d trace ordering on visibility toggle [[1444](https://github.com/plotly/plotly.js/pull/1444)]
- Fix autorange routine for bar traces [[1475](https://github.com/plotly/plotly.js/pull/1475)]
- Fix shapes and images referencing a missing subplot [[1481](https://github.com/plotly/plotly.js/pull/1481)]
- Ensure array attributes can be restyled in all situations [[1488](https://github.com/plotly/plotly.js/pull/1488)]
- Fix XYZ-column-to-2D-z convert routine for columns containing nulls [[1491](https://github.com/plotly/plotly.js/pull/1491)]
- Fix range slider display when anchored to log axes [[1472](https://github.com/plotly/plotly.js/pull/1472)]
- Make sure all trace types can be deleted from range sliders [[1472](https://github.com/plotly/plotly.js/pull/1472)]
- Let the `parcoords` object tree be garbage collected on `restyle` [[1479](https://github.com/plotly/plotly.js/pull/1479)]
- Bring back support for histogram colorscales (bug introduced in `1.21.3`)
[[1500](https://github.com/plotly/plotly.js/pull/1500)]
- Support all axis types for clicktoshow annotations [[1497](https://github.com/plotly/plotly.js/pull/1497)]
- Fix 3D margin relayout calls (bug introduced in `1.24.1`) [[1494](https://github.com/plotly/plotly.js/pull/1494)]
- Fix `relayout` when trying to update empty axis containers (bug introduced in
`1.24.0`) [[1494](https://github.com/plotly/plotly.js/pull/1494)]

Fixed
- Fix removal of last annotation or shape [[1451](https://github.com/plotly/plotly.js/pull/1451)]
- Fix shape and image clip path removal [[1453](https://github.com/plotly/plotly.js/pull/1453)]
- Fix overdrawing of data-referenced images [[1453](https://github.com/plotly/plotly.js/pull/1453)]
- Make handling of `layer: 'below'` shape more robust [[1453](https://github.com/plotly/plotly.js/pull/1453)]
- Allow multiple `parcoords` dimensions with the same label [[1457](https://github.com/plotly/plotly.js/pull/1457)]

Fixed
- Ensure that calling restyle or relayout in a `plotly_unhover` handler does not
result in an infinite loop (bug introduced in 1.24.0) [[1448](https://github.com/plotly/plotly.js/pull/1448)]
- Ensure autorange routine is bypassed when axis range is set (bug introduced in
1.24.0) [[1425](https://github.com/plotly/plotly.js/pull/1425)]
- Fix annotations dragging in editable mode (bug introduced in 1.22.0) [[1441](https://github.com/plotly/plotly.js/pull/1441)]
- Show correct curve number in gl2d hover data [[1427](https://github.com/plotly/plotly.js/pull/1427)]
- Clear parcoords canvas specially if no panel exist [[1440](https://github.com/plotly/plotly.js/pull/1440)]
- Fix parcoords to render last block increment [[1447](https://github.com/plotly/plotly.js/pull/1447)]
- Axis refs in hover data are not plagued by circular references [[1431](https://github.com/plotly/plotly.js/pull/1431)]

Added
- Add `parcoords` trace type (parallel coordinate plots) [[1256](https://github.com/plotly/plotly.js/pull/1256)]
- Add support for multiple range sliders [[1355](https://github.com/plotly/plotly.js/pull/1355)]
- Add `'aitoff'` and `'sinusoidal'` geo projection types [[1422](https://github.com/plotly/plotly.js/pull/1422)]
- Implement `scene.dragmode: false` to disable drag interaction on 3D subplots
[[1377](https://github.com/plotly/plotly.js/pull/1377)]
- Add `showAxisDragHandles` and `showAxisRangeEntryBoxes` configuration options
[[1389](https://github.com/plotly/plotly.js/pull/1389)]
- Add `customdata` attribute to scatter traces to add custom data to scatter SVG
nodes [[1379](https://github.com/plotly/plotly.js/pull/1379)]

Changed
- Consistent handling of array containers during `relayout` [[1403](https://github.com/plotly/plotly.js/pull/1403)]
- Improve hover for `choropleth` traces [[1401](https://github.com/plotly/plotly.js/pull/1401)]
- Make range slider handles and mask crispier [[1409](https://github.com/plotly/plotly.js/pull/1409)]
- Bump `country-regex` dependency to `1.1.0` [[1392](https://github.com/plotly/plotly.js/pull/1392)]

Fixed
- Fix 3D on iOS devices [[1411](https://github.com/plotly/plotly.js/pull/1411)]
- Fix `surface` trace opacity scaling [[1415](https://github.com/plotly/plotly.js/pull/1415)]
- Fix hover data in animations [[1274](https://github.com/plotly/plotly.js/pull/1274)]
- Fix annotations edit when dragging from one axis to another [[1403](https://github.com/plotly/plotly.js/pull/1403)]
- Fix 3D hover labels for date axes [[1414](https://github.com/plotly/plotly.js/pull/1414)]
- Deleting cartesian subplots now clear their corresponding axis titles [[1393](https://github.com/plotly/plotly.js/pull/1393)]
- Fix hover for xyz column `heatmap` trace `'text'` [[1417](https://github.com/plotly/plotly.js/pull/1417)]
- Fix `scattermapbox` lines with trailing gaps [[1421](https://github.com/plotly/plotly.js/pull/1421)]
- Make `restyle`, `relayout` and `update` not mutate input update objects [[1376](https://github.com/plotly/plotly.js/pull/1376)]
- Fix race condition in gl2d `toImage` [[1388](https://github.com/plotly/plotly.js/pull/1388)]
- Fix handling of `Virgin Islands` country name [[1392](https://github.com/plotly/plotly.js/pull/1392)]
- Fix `Plotly.validate` for `colorscale` attributes [[1420](https://github.com/plotly/plotly.js/pull/1420)]

Changed
- Bower installs now fetch un-minified `dist/plotly.js` bundle [[1373](https://github.com/plotly/plotly.js/pull/1373)]
- Add package to packagist repository [[1375](https://github.com/plotly/plotly.js/pull/1375)]

Fixed
- Fix `relayout` for `scene.camera` values [[1364](https://github.com/plotly/plotly.js/pull/1364)]
- Fix scaling on axis corner drag interactions for `bar` traces [[1370](https://github.com/plotly/plotly.js/pull/1370)]
- Allow `bar` and `histogram` traces to coexist on same subplot [[1365](https://github.com/plotly/plotly.js/pull/1365)]
- Fix `bar` position computations when placeholder traces are present [[1310](https://github.com/plotly/plotly.js/pull/1310)]
- Fix auto-axis-type routine for data-less `candelestick`traces [[1359](https://github.com/plotly/plotly.js/pull/1359)]