v1.18.0

Added

• Add ohlc and candlestick trace types [#1020]
• Add slider layout component [#986, #1029]
• Add filter and groupby transforms [#936, #978]
• Add support for all cartesian trace types and subplot configuration in
  range slider range plots [#946, #1017]
• Add update menus 'buttons' type, direction and showactive options [#974]
• Add pad attributes to update menus for more intuitive positioning [#989]
• Add plotly_hover, plotly_click and plotly_unhover event emitters
  on gl2d subplot [#994]
• Make 'text' mode scatter traces animatable [#1011]
• Add picking for 'line' mode scattergeo traces [#1004]
• Add support for fill: 'toself' in scattergeo traces [#1004]

Changed

• Allow null / undefined frames in Plotly.addFrames[#1013]

Fixed

• Allow range sliders to properly relayout [#962]
• Fix handling of NaN gaps in range slider range plots [#946, #1017]
• Properly skip over NaNs in scattergeo data arrays [#1004]
• Fix handling graph div with style visibility: inherit [#990]
• Fix Plotly.update for updates that require a full data + layout replot [#971]
• Let update menus use Plotly.update method value [#972]
• Fix tickfont relayout call on 3D subplot [#982]