DtpNode no longer takes role at ctor - role of sessions is assigned at connect/accept-connection.
Add libdtp unit test project and stub integration test.
DtpNode server blocks until named pipe/socket is acquired.
DtpNode Connect now uses default pipe name if pipeName parameter is null.
Filled in body of DtpNodeIT - it creates two DtpNodes, connects one to the other, and spawns 10000 concurrent echo transactions.