added new utils: each, map (these chunk iterations and yield to event loop every chunk) and generatePushID (for ref().push()
added new utils: each, map (these chunk iterations and yield to event loop every chunk) and generatePushID (for ref().push()

devshackio/react-native-firestack,devshackio/react-native-firestack,sraka1/react-native-firestack,devshackio/react-native-firestack,sraka1/react-native-firestack,sraka1/react-native-firestack,sraka1/react-native-firestack,devshackio/react-native-firestack