* Prettier all the JS files
* Add GitHub Action to autoformat code pushed to master
* Fix eslint violation due to formatting.
* Remove GitHub actions for styling
* Add restyled.io config
* getredash/redash#2629 Refactor Chart visualization, add option for handling NULL values (keep/convert to 0.0)
* Handle null values in line/area stacking code; some cleanup
* Handle edge case: line/area stacking when last value of one of series is missing
* Mjnor update to line/area stacking code
* Fix line/area normalize to percents feature
* Unit tests
* Refine tests; add tests for prepareLayout function
* Tests for prepareData (heatmap) function
* Tests for prepareData (pie) function
* Tests for prepareData (bar, line, area) function
* Tests for prepareData (scatter, bubble) function
* Tests for prepareData (box) function
* Remove unused file
* Fix: line chart with category x-axis: when some values missing, wrong hints displayed on hover
* Fix: second Y-axis not displayed when stacking enabled
* Set of dashboard improvements and bug fixes
- set minimal height of widgets to 1 (was 4)
- bug: for some widgets auto-height wasn't calculated properly (sometimess too small, sometimes too large)
- bug: for small widgets, top-right menu was cut to widgets bounds
- bug: with opened top-right menu widgets with auto-height started "dancing"
- bug: at some point auto-height feature was disabling by itself (in fact - it depends on `angular-grindter`s internal processes)
- fix: widget with empty contents had extra 40px of white space (paddings of container)
* Add scrollbars to pivot table widgets
* Fix: 100% CPU loading caused page lags
