added simple 3d mock
added simple 3d mock

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