• Updated minor iOS version 10 to 11.
• Modified keyboard height logic when using isTranslucent=false option.
• Applied property-wrapper to theme properties.
  • Removed logic that set theme to a global theme in the setupStyles, updateStyles functions.
  • Added overlayTheme property to classes ​that use them differently depending on the overlay.
• Added messageInputView(_:didChangeText:) event to SBUMessageInputViewDelegate.
• Modified access level of SBUMessageStateView to open
  • Added timeFormat which is type of String
  • Added timeLabelCustomSize which is type of CGSize
  • Modified access level of UI components to public
• Aded extensions of Date
  • Added Date.DateFormat enum.
  • Modified access level of Date sub_toString(formatString:localizedFormat:) -> String to public