upgraded spectrum to handle color:none with submitted fix to tinycolor
upgraded spectrum to handle color:none with submitted fix to tinycolor

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