rm useless legend/anchor_utils.js file
rm useless legend/anchor_utils.js file

... src/lib/anchor_utils.js has the same logic

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