Adding , AttributeGenerationDecor.AttributeGenerationDecor for ValueParser, Exception and Warning class: KeyAutokeyWarning, KeyAutokeyOperationError, KeyAutokeyOperatorError ; Adding class Attribute holder for decorator AttributeGenerationDecor.Kargs2Attr, named KeyAutokeyHolder; Adding Property PMinKeyLength, PMaxKeyLength, PCipherText, PCipherType, PCipherConclude, PCipherResult for managing attribute inside holder class