Documentation: http://www.chartjs.org/docs/2.7.3/

Enhancements

• #4841 Add ticks.precision option to linear scale
• #5279 Added 'angle' option to Polar Charts. Thanks @slinhart
• #5319 Enable arbitrary rotation of datapoints. Thanks @joelhamilton5
• #5324 Enable running on virtual canvas on node. Thanks @SeanSobey
• #5363 Skip point outside the clipping area. Thanks @veggiesaurus
• #5521 Handle '\n' as new line in tooltips. Thanks @CWSites
• #5585 Add support for Shadow DOM. Thanks @reda-alaoui
• #5592 Call update() and render() with a config object. Thanks @nagix
• #5597 Enhance the rounded rectangle implementation
• #5613 Add 15 minutes time steps. Thanks @fenichelar
• #5623 Refactor helpers.canvas.drawPoint(). Thanks @nagix

Issues Fixed

• #4620 Fixed responsive in IE11 with padding as percentage. Thanks @andi-b
• #5172 Avoid updating Chart when responsive: true and Chart is hidden. Thanks @jcopperfield
• #5209 Fixed min and max option checks in linear scales. Thanks @teroman
• #5321 Fixed line clipping at the chart area borders. Thanks @serhii-yakymuk
• #5401 Proper tick position for right positioned axis
• #5570 Restore original styles when removing hover
• #5575 Event handling to use target instead currentTarget. Thanks @teroman
• #5723 Fixed scale when data is all small numbers. Thanks @costerwi

Documentation

• #5309 Link to streaming plugin. Thanks @nagix
• #5326 Document circumference and rotation options. Thanks @pgiraud
• #5328 Fixed time point data sample
• #5348 Fixed typo in legend documentation. Thanks @whoan
• #5454 Fixed positioning in the custom tooltip example. Thanks @jung35
• #5504 Fixed typo in README.md. Thanks @dkm
• #5507 Fixed time documentation. Thanks @antoine-aumjaud
• #5528 Clarify moment.js included in bundle cannot be used outside of chartjs. Thanks @gdvalderrama
• #5555 Replace ES6 by Webpack in the integration docs. Thanks @slokhorst
• #5571 Direct questions and support to StackOverflow
• #5600 Update the descriptions of barThickness, offsetGridLines and offset. Thanks @nagix
• #5625 Add label for first dataset in progress-bar example. Thanks @bartdeslagmulder
• #5633 Fixed the example of Linear Radial Axis. Thanks @nagix
• #5637 Add circular option documentation for grid lines. Thanks @nielmistry
• #5638 Add a link to chartjs-plugin-style to extensions.md. Thanks @nagix
• #5661 Add color to financial time series sample. Thanks @TPullen21
• #5663 Fixed adding and removing datasets in bar samples. Thanks @TPullen21
• #5719 Add "Accessibility" documentation page. Thanks @wuweiweiwu
• #5734 Add Wicked-Charts to the extensions page. Thanks @maximAtanasov
• #5736 Add scatter link in charts documentation. Thanks @miguelms95

Development

• #5382 Make Chart.Animation/animations/Tooltip importable
• #5383 Make Chart.Scale/scaleService importable
• #5478 Update gulpfile.js to use in strict mode. Thanks @ksokolowski7
• #5595 Use comment for pull request template Thanks @DanielRuf
• #5629 Disable hardware acceleration for unit tests
• #5724 Add gulp watch task for docs @wuweiweiwu
• #5732 Add "point style" image tests

More details in the release PR: #5732