TMimePart properties
TMimePart     Legend

		Boundary
		ContentID
		DecodedLines
		DefaultCharset
		Description
		Disposition
		Encoding
		EncodingCode
		FileName
		Headers
		Charset
		CharsetCode
		Lines
		MaxLineLength
		PartBody
		PostPart
		PrePart
		Primary
		PrimaryCode
		Secondary
		TargetCharset