WhatsNew Versions Save

• markCurrentVersionAsPresented() is now public in order to allow clients to manually mark a version as presented (thanks @lukemmtt).

• Add ability to set item image tint color with: whatsNew.itemImageTintColor = .red

Thanks @erusso1!

Add support for Swift 4.2 and Xcode X

• Fix bug in not presenting view when upgrading from 1.9 to 2.1

• Fix presentation when there is a major version change but previous app update didn't include WhatsNew (by @funkenstrahlen)

• Make method public to check if WhatsNew should be presented (by @nixzhu)

• Add new properties to customize font and text colors (by @nixzhu)

• Increase title font size when using dynamic type.

• Fix warnings due to dynamic font size attribute unavailable in < iOS 10.0.

• Add debug mode (by @resisi)