Various tools to use with sasa

• rdbgui is a GUI dedicated to the use of sasa with rdbg
• simca a set of scripts to perform SIMulation CAmpaigns with sasa
• gg is a dot graph generator (*).
• gg-deco decorates graphs generated by gg (*)

(*) experimental but yet useful tools implemented by Nathan Rébiscoul and Gwennan Eliezer (undergraduate trainees).