v1.4.0

• Added delegate methods:

  @objc optional func tokenField(_ tokenField: ICTokenField, didChangeInputText text: String)
  @objc optional func tokenField(_ tokenField: ICTokenField, shouldCompleteText text: String) -> Bool
  @objc optional func tokenField(_ tokenField: ICTokenField, subsequentDelimiterForCompletedText text: String) -> String

• Renamed delegate method:

  @objc optional func tokenField(_ tokenField: ICTokenField, didCompleteText text: String)