Material ViewPagerIndicator

Invalid date

Fix some compatibility issues that were causing app crashes.

This corresponds to release 1.0.1 of the library:
https://github.com/ronaldsmartin/Material-ViewPagerIndicator/releases/tag/1.0.1

Known Issue:
The dot path animation seems to be running differently on pre-Nougat devices. If you know why this might occur, please let me know or submit a pull request!