DF-5198 let TCPTransport gather whole data chunk which have been sent from other side

Add in Basic Protocol field with total number of bytes sent
DF-5198 TransportFactory: rename method Release to Destroy to not confuse comrades
DF-5198 changes after review:

- TCPTransport: make ctor/dtor protected and make TransportFactory friend of TCPTransport
- some minor changes
DF-5198 update Android.mk: add Network/Base to LOCAL_SRC_FILES