v4.0.0

Add getData method, a new version of getCopyData method.

Add getPreviousData method, a new version of getCopyPerviousData method.

First parameter of onSelect function is an object and has perviousSelectedTabId property which is deprecated. you should use previousSelectedTabId property instead of perviousSelectedTabId property.

First parameter of onChange function is an object and has perviousData property which is deprecated. you should use previousData property instead of perviousData property.