Adds two new optional props: onFinish and onCycleComplete.
onFinish: A callback for when the marquee finishes scrolling and stops. Only calls if loop is non-zero.
onCycleComplete: A callback for when the marquee finishes a loop. Does not call if maximum loops are reached (use onFinish instead).
Adds two new optional props: onFinish and onCycleComplete.
onFinish: A callback for when the marquee finishes scrolling and stops. Only calls if loop is non-zero. onCycleComplete: A callback for when the marquee finishes a loop. Does not call if maximum loops are reached (use onFinish instead).
Closes #24.