Use react-native-quick-crypto for RN

[mrlaunch]

Is your feature request related to a problem? Please describe.
rn-nodeify seems to be very outdated and ugly, can we use react-native-quick-crypto instead?
What is exact requirement for Buffer?

Describe the solution you'd like
I'd love to have instructions on how to use react-native-quick-crypto instead of rn-nodefiy

Describe alternatives you've considered

Additional context