2.19-beta

• When Smart Invert Mode is enabled on iOS 11, if the dark mode theme is enabled too it doesn't invert its colours

-> Previously... (since 2.15)

Mostly iOS 11 features and updated to Swift 4 :D

• Added large titles support [iOS 11]
• Top & Button layout guides replaced by Safe Area Layout [iOS 11]
• Fixed issue where the view to scan a QR code only appeared once when it was invoked using the home quick action
• Revamped JSON decoding, using latest Swift 4 classes and methods
• Fixed issue when using the home quick action to open the QR Scanner
• Removed some useless observers
• Reduced the use of unwrapped optionals
• Fixed test
• Improved shuffle methods
• Other minor improvements