Improving the ripple animation

[efkan]

Works more short and more fast. So close to the native..

It looks good on Android 4.3.

[Ehesp]

Once #63 is merged, I'll look into this one since it fixes a bug on iOS.

[mlabrum]

Could you fix the merge conflicts? :D thanks

[Tim-W]

Has anyone tested this on android 5/6/7?

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