Closes redplant/round-score#2
Closes redplant/round-score#2

Added option to set custom colors (chain method .colors(array)).
Example:
new RoundScore("round-score-board", 150, 150, 100)
.width(20)
.colors(["red", "olive", "green", "navy", "brown", "gray", "teal",
"yellow"])
.displayLegend()
.displayValues()
.displayPercents()
.load(data_discworld)
.show();

redplant/round-score,redplant/round-score