v0.1.0

Packaging

• Added support for installing this library using Swift Package Manager. (#30)
• Added support for deploying on iOS 8.x after installing the library using Carthage. (#32)
• Added support for deploying on macOS 10.10.x after installing the library using CocoaPods. (#32)
• Added support for watchOS and tvOS. (#32)
• Added support for Linux. (#30)

Other changes

• Renamed CLLocationDirection.differenceBetween(_:) to CLLocationDirection.difference(from:). (#39)
• Added a Polygon struct that can calculate its own area. (#21)