Swift-SDK - 3.5.0

October 2, 2020

Add versioning that follows semantic version types and tests. ([#333](https://github.com/optimizely/swift-sdk/pull/333))

Fixing log messages for Targeted Rollouts and feature variable evaluation. ([#337](https://github.com/optimizely/swift-sdk/pull/337))

https://github.com/optimizely/swift-sdk/releases/tag/v3.5.0