default binning in date_histogram mock changed a little
default binning in date_histogram mock changed a little

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