[Tizen.Applications.RPCPort] Add RPCPort ParcelHeader internal APIs (#3612)

[Tizen.Applications.RPCPort] Add RPCPort ParcelHeader internal APIs (#3612)

* [Tizen.Applications.RPCPort] Add RPCPort ParcelHeader internal APIs

Adds:
 class:
 - Tizen.Applications.RPCPort.Parcel.Header

 Operation:
 - Tizen.Applications.RPCPort.Disconnect()
 - Tizen.Applications.RPCPort.Parcel.GetHeader()
 - Tizen.Applications.RPCPort.Parcel.Header.SetTag()
 - Tizen.Applications.RPCPort.Parcel.Header.GetTag()
 - Tizen.Applications.RPCPort.Parcel.Header.SetSeqNum()
 - Tizen.Applications.RPCPort.Parcel.Header.GetSeqNum()
 - Tizen.Applications.RPCPort.Parcel.Header.GetTimeStamp()

Signed-off-by: ChangGyu Choi <uppletaste@gmail.com>
* Fix tizen version description from 9 to 8

Signed-off-by: ChangGyu Choi <uppletaste@gmail.com>