make contour and heatmap have distinct attribute objects
make contour and heatmap have distinct attribute objects

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