add min and max to colorbar coordinates
add min and max to colorbar coordinates

i'm assuming that these coordinates are the same as the legend
coordinates

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