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

Simon Van Mierlo 37525b9675 private ports now work in both directions; added a bouncing balls example where the SCCD model does not contain UI code (completely external)		%!s(int64=6) %!d(string=hai) anos
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js	3b5f6eb39c small performance boost by precomputing lca	%!s(int64=9) %!d(string=hai) anos
python	37525b9675 private ports now work in both directions; added a bouncing balls example where the SCCD model does not contain UI code (completely external)	%!s(int64=6) %!d(string=hai) anos
Makefile	d0e1721ac9 changed structure completely, now has an installer	%!s(int64=9) %!d(string=hai) anos