Push Notifications

This release introduces a major rewrite of the Push Notification handling. Apps using swizzling enabled (default) should be unaffected.
Detailed information can be found on iOS Push Notifications - SDK 4.0.0

Location and LocationAndBeacons

The Leanplum Location is now part of this repo (previously Leanplum-iOS-Location repo).
You can find dynamic and static frameworks in the Assets of the release.
No changes to CocoaPods.

Improvements

• Push Notifications rewrite (#478)
• Add iOS Location as part of SDK repo (#481)
• Set custom locale (#467)
• forceContentUpdate with boolean flag (#460)
• Swift migration (including SPM fix) (#456)

Fixes

• Change IAM modal presentation style (fixes cases where side menu is used) (#482)
• Rename LPLogLevel enum cases (#469)

Other

• Updating project structure and build (#443) (#452)
• Remove verbose logging (Use LPLogLevel instead) (#451)
• Retry on response code 429 (#454)