RN 0.25 warnings

[marcosinigaglia]

Hi, can you fix the import warnings?

[blackavec]

@marcosinigaglia i didn't use this lib as original way. i did some changes, u might be intrested to it. u can use it this way:
https://gist.github.com/mahanhaz/1c05890fe80ce8b0f79708c46349d6c2

[blackavec]

i aint create PR because i had my own usage into my project but feel free to copy and paste or possibly make PR base on it.
btw, make sure the progress value that u send is int number, i already divide the progress prop in 100