Upgrade to lottie-ios 3.0.x

[prateekkohli1989]

Summary

• React Native Lottie iOS upgrade to use Lottie-iOS 3.x

• Rewrite native modules in swift to use latest methods and properties of lottie-ios

It shouldn't impact any library.

Test Plan

Run the existing sample app. Here is the attached gif

What's required for testing (prerequisites)?

1. npm install on the root directory
2. Clean the xcode derive data and run pod install inside the example folder
3. xcode 10.1

What are the steps to reproduce (after prerequisites)?

1. Run the sample app.

Compatibility

OS	Implemented
iOS	✅
Android	❌

Checklist

• I have tested this on a device and a simulator
• I added the documentation in README.md
• I mentioned this change in CHANGELOG.md
• I updated the typed files (TS and Flow)
• I added a sample use of the API in the example project (example/App.js)

[mariozig]

Hi @emilioicai are you the right assignee for this PR? thanks!

[mariozig]

LGTM. We have been running @prateekkohli1989 's fork internally and working fine!

[emilioicai]

Great! Sure, I will review and merge asap. This was long awaited :)

[mariozig]

Awesome, thank you @emilioicai!