add react tests for line.color and unselected.line.color
add react tests for line.color and unselected.line.color

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