overhaul set_convert so I can tell where calendars go
overhaul set_convert so I can tell where calendars go

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