public void setDefaultIndicatorSize(float width, float height, Unit unit){
        setDefaultSelectedIndicatorSize(width,height,unit);
        setDefaultUnselectedIndicatorSize(width,height,unit);
    }
if you are using the default indicator , this method will help you to set the selected status and
the unselected status color.
@param selectedColor
@param unselectedColor
library/src/main/java/com/daimajia/slider/library/Indicators/PagerIndicator.java