v1.54.0

Added

• Introduce new drag modes "drawline", "drawrect", "drawcircle", "drawopenpath", "drawclosedpath" &
  add optional modebar buttons for drawing & removing new shapes inside cartesian subplots &
  add newshape and activeshape attributes to layout &
  add editable and fillrule attributes to layout.shapes [#4775]
• Add angle and allowoverlap attributes to marker of scattermapbox traces [#4575, #4794]
• Add Portuguese (Portugal) pt-pt locale [#4736]

Changed

• Bump WebGL modules including mapbox-gl and is-mobile [#4731, #4752, #4791]
• Bump jsdom, d3-force, minify-stream, topojson-client and es6-promise [#4751, #4768, #4772, #4773, #4774]

Fixed

• Sanitize sourceattribution in mapbox layers [#4793]
• Fix reactto mapbox style changes [#4720]
• Fix transform sort order with gaps [#4783]
• Fix autorange for bar and waterfall when base is present [#4714]
• Fix "extremes" opacityscale option for volume and surface [#4725]
• Fix no-WebGL warning for scattergl and splom traces [#4777]
• Fix notifier CSS to have a fallback in font stack [#4778]