Version 3.23.1

• Unknown type message in current chat bug fixed.

Version 3.23.0

• New method edit(message:text:completionHandler:).
• New method delete(message:completionHandler:).
• New method canBeEdited().

Version 3.22.3

• History upload bug fixed.
• FileSendCompletionHandler bug fixed.

Version 3.22.2

Project build with Carthage fixed.

Version 3.22.1

• Session initialization fixed.

Version 3.22.0

• New method setPrechatFields().

Version 3.21.2

• CurrentOperatorChangeListener bug fixed.

Version 3.21.1

• FatalErrorHandler reference fixed.

Version 3.21.0

• New method isReadByOperator().
• Send file parameters in HTTPBody.

Version 3.20.1

• getLastMessages and getNextMessages bug fixed.