Fix `MaskDesignable` to round the decimal point for `Circle` mask
Fix `MaskDesignable` to round the decimal point for `Circle` mask

JakeLin/IBAnimatable,JakeLin/IBAnimatable,seanwoodward/IBAnimatable,IBAnimatable/IBAnimatable,alexiosdev/IBAnimatable,seanwoodward/IBAnimatable,IBAnimatable/IBAnimatable,IBAnimatable/IBAnimatable,alexiosdev/IBAnimatable