add logic around coerce('transpose'):
add logic around coerce('transpose'):

- don't coerce 'transpose' in x/y/z column heatmaps or contour plots

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