legend tests: destroyGraphDiv after tests
legend tests: destroyGraphDiv after tests

etpinard/plotly.js,etpinard/plotly.js,plotly/plotly.js,asolagmbh/plotly.js,asolagmbh/plotly.js,plotly/plotly.js,plotly/plotly.js,plotly/plotly.js,aburato/plotly.js,etpinard/plotly.js,aburato/plotly.js,asolagmbh/plotly.js