must purge shared data when simulation send package to terminal

synergine2_cocos2d/terminal.py

 # coding: utf-8
+from synergine2.share import shared
 from synergine2.terminals import Terminal, TerminalPackage
 
 
         self.gui.before_received(package)
         # TODO: pas d'event après le move: il faut subscribe je crois :p
         super().receive(package)
+        shared.purge_data()
         self.gui.after_received(package)
 
     def run(self):