React-SDK - 2.2.0

Updated March 10, 2022 18:52

## [2.2.0] - July 31st, 2020
Upgrade `@optimizely/optimizely-sdk` to [4.2.0](https://github.com/optimizely/javascript-sdk/releases/tag/v4.2.0)

### New Features
- Better offline support in React Native apps:
- Persist downloaded datafiles in local storage for use in subsequent SDK initializations
- Persist pending impression & conversion events in local storage

### Bug fixes
- Fixed log messages for Targeted Rollouts

https://github.com/optimizely/react-sdk/releases/tag/2.2.0

React-SDK - 2.2.0

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