perf makeSubplotData
perf makeSubplotData

- replace Object.keys + for-loop with for-in
- replace slow subplots.indexOf

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