- Added sleeps to reduce load while not connected
- Simplification EventWaiter
- Big redesign: Perform synchronous receive (BlockedTillReply) using signaling with ReceiveCommandQueue
- Minor code cleanups
Merge branch 'Experimental' of https://github.com/thijse/Arduino-Libraries into Experimental

Conflicts:
	CmdMessenger/CSharp/CommandMessenger/EventWaiter.cs