use specs in fullLayout to compute the ordered categories,
use specs in fullLayout to compute the ordered categories,

- part one in fixing the category relayout bug
- by using the fullLayout (i.e. containerOur) specs, we ensure
  that ordered categories algo uses smartly-defaulted attributes.

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