Checkpoint. Code does not run. Still converting over to new

event loop model.  Streams, stream filters, and sockets are
converted.  Client proxies are almost converted.  CServer is
in progress.  Removed all HTTP code.  Haven't converted the
necessary win32 arch stuff.

lib/base/IEventQueue.cpp

@@ -0,0 +1,43 @@
+/*
+ * synergy -- mouse and keyboard sharing utility
+ * Copyright (C) 2004 Chris Schoeneman
+ * 
+ * This package is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * found in the file COPYING that should have accompanied this file.
+ * 
+ * This package is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include "IEventQueue.h"
+
+//
+// IEventQueue
+//
+
+static int				g_systemTarget = 0;
+IEventQueue*			IEventQueue::s_instance = NULL;
+
+void*
+IEventQueue::getSystemTarget()
+{
+	// any unique arbitrary pointer will do
+	return &g_systemTarget;
+}
+
+IEventQueue*
+IEventQueue::getInstance()
+{
+	assert(s_instance != NULL);
+	return s_instance;
+}
+
+void
+IEventQueue::setInstance(IEventQueue* instance)
+{
+	assert(s_instance == NULL || instance == NULL);
+	s_instance = instance;
+}