Prevent React Native warnings

What's Changed

• Use deprecated-react-native-prop-types by @apfritts in #159

Full Changelog: v0.21.3...v0.21.4

Fixed children.forEach error

v0.21.3

Merge branch 'master' of https://github.com/i6mi6/react-native-parall…

v0.21.2

0.21.2

v0.21.1

0.21.1

v0.21.0

0.21.1

Added support for React 16.x.x

Merge pull request #61 from AndrewJack/add_npmignore

add npmignore