simon/SCCD: The SCCD (Statecharts + Class Diagrams) compiler and runtime. @ 9848616e0063e5a43c1a548e39cccde70f87d40e

Joeri Exelmans 9848616e00 Added readme to chatroom example		5 lat temu
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chatclient	9848616e00 Added readme to chatroom example	5 lat temu
digitalwatch	4bb02bb8e3 Add new chatroom example. Added threads-backend and threadsafe eventloop-backend.	5 lat temu