A simple single-client webcam streaming server and a simple client.

Version 2 builds on version 1 by cleaning up some comments, etc. as
well as replacing Timer-based polling by using a Win32 Kernel Event
and MsgWaitForMultipleObjects within a loop.

Version 3 builds on this by adding logic to disable the Nagle
Algorithm.  This may actually hurt network performance and gain
nothing in CPU performance.
