React Native 9
- React Native: fix Component return number
- Unit Test: Cannot set properties of undefined (settings 'call')
- Unit Test: fix Invalid or unexpected token on jest image PNG
- Unit Test: fix `import` a file after the Jest environment has been torn down
- Unit Test: Setup React Native Apps for Testing
- React Native: fix watchman Recrawled warning
- React Native: build fail on iOS using 'react-native-vector-icons'
- React Native: fix 'react-native-reanimated' error
- React Native: use custom fonts