version 3.10.0 (plotly#1587)

* Added initial CHANGELOG for 3.10.0
* Update README installation versions
* Update EPS baselines
* Update to plotly.js 1.48.1
* Added figure methods for show, and json, html, image export functions
* Update plotlywidget to version 0.11.0

version 3.10.0 (plotly#1587)

* Added initial CHANGELOG for 3.10.0
* Update README installation versions
* Update EPS baselines
* Update to plotly.js 1.48.1
* Added figure methods for show, and json, html, image export functions
* Update plotlywidget to version 0.11.0

circle ci baselines

circle ci baselines

Release 3.9.0 (plotly#1552)

* CHANGLELOG for 3.9.0
* README with release candidate versions in install instructions

Update widget to 0.10.0-rc.1

Release 3.9.0 (plotly#1552)

* CHANGLELOG for 3.9.0
* README with release candidate versions in install instructions

Update widget to 0.10.0-rc.1

Release 3.8.1 (plotly#1530)

* Update CHANGELOG and README for 3.8.1
* Update plotlywidget version to 0.9.1

Release 3.8.1 (plotly#1530)

* Update CHANGELOG and README for 3.8.1
* Update plotlywidget version to 0.9.1