public Builder setBubblesRandomizeSize(boolean randomizeBubbleSize) {
            this.randomizeBubbleSize = randomizeBubbleSize;
            return this;
        }
Set flag indicates that size of bubbles should be randomized

@param randomizeBubbleSize true if size of bubbles should be randomized, false if size of bubbles must be the same
library/src/main/java/com/cleveroad/audiovisualization/GLAudioVisualizationView.java