v2.17.0

Added

• Add shift and autoshift to cartesian y axes to help avoid overlapping of multiple axes [#6334],
  with thanks to Gamma Technologies for sponsoring the related development!
• Introduce group attributes for scatter trace i.e. alignmentgroup, offsetgroup, scattermode and scattergap [#6381],
  this feature was anonymously sponsored: thank you to our sponsor!
• Add marker.cornerradius attribute to treemap trace [#6351]

Changed

• Change bundler from browserify to webpack [#6355]

Fixed

• Fix auto backoff when marker symbols and sizes are arrays [#6414]
• Avoid displaying resize cursor on static sliders [#6397]