TelegramQt: Self phone added to secret info.
CTelegramStream: Implemented operator<<() for TLInputPeer.
CTelegramConnection: Added debug output for some strange cases.
TelegramQt: Implemented (short) "message to contact" sending.
TestApp: Implemented "message to contact" sending.
TelegramQt: Added initial implementation for chat message receiving.
TestApp: Added very initial messaging support.