* creates bar chart component

* WIP//starts styling

* fixes width of bars

* WIP//barchart

* uses d3 max method instead of Math.max

* stacks data

* adds y axis

* fixes styling and spacing

* adds spacing between bars

* styling DONE

* adds legend

* adds tooltip

* tweaks styling adds pointer cursor to rects

* fixes tooltip placement

* moves starget from bar to whole area

* finishes hover selection styling

* cleans up

* cleans up a tiny bit

* stopping point

* adjusts tooltip placemnt

* WIP//clean up time

* sort of not broken

* unbroken, ish

* tooltip position fixed

* truncates text and adds tooltip

* changes tooltip width depending on content

* unbroken

* finishes initial refactor/cleanup

* finishes documentation

* passes in map legend to component

* more tidying

* add export option

* adds grid to header for export button option

* updates comments

* fix variable name change

* moves dataset formatting to parent

* removes unused code"

* adds assertions and empty state if no data

* cleans up comments adds assertion to check for map legend

* adds storybook

* adds changelog

* deletes dummy parent:

* restores index.hbs

* uses scss variables instead

* exchanges more variables

* remove unused variable in storybook

* writes basic test

* removes pauseTest()