#4 cursor pointer over pieces
#7 increase spacing between bucket label and bucket icon to 12
internal QA, change order of shapes on ShapesChooser
#9 increase fraction size and adjust position
#5 change z-index of dragable shapes to match java simulation
#6 Max test now adjust width to fit space
internal QA, increase NumberLine horizontal line width
Internal QA, change shadow of SingleShapeChoiceNode.js
internal QA, change pink color
internal QA, background shape now become black at animation start, not animation end
internal QA, lineWidth of ShapeChoicePanels reduced to 1
internal QA, fixed bucker label
internal QA, fixed FractionControlNode size
internal QA, small changes in icon positions on shapeChooser
Internal QA, change position of pieces in buckets and make cakes look correct
Internal QA, rearrange EqualityLabTab