make size0 fallback to 1,
make size0 fallback to 1,

- for better protection from infinity loops in Axes.autoTicks

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