* Use preset-env instead of preset-es2015
Remove preset-stage-2 and use individual required plugins.
* Expose es module build
* Update scripts in package.json
* Use rollup for faster and lighter umd builds
Add non minified version of the build.
* Rename CollapseOnPageChange to CollapseOnDataChange to more accurately reflect its purpose.
* Add support for collapseOnPageChange.
* Fix collapseOnPageChange efficiency.