ADding simulation trace tree

src/main/java/ui/PostJavaCode.java

src/main/java/ui/PreJavaCode.java

src/main/java/ui/ProactiveDesignPanel.java

src/main/java/ui/RequirementPanel.java

src/main/java/ui/ScalableTGComponent.java

src/main/java/ui/SimulationTrace.java

src/main/java/ui/SpecificActionAfterAdd.java

src/main/java/ui/SpecificActionAfterMove.java

src/main/java/ui/StoppableGUIElement.java

src/main/java/ui/SwallowTGComponent.java

src/main/java/ui/SwallowedTGComponent.java

src/main/java/ui/SysmlsecMethodologyPanel.java

src/main/java/ui/TAction.java

src/main/java/ui/TAttribute.java

src/main/java/ui/TClassAndGateDS.java

src/main/java/ui/TClassInterface.java

src/main/java/ui/TClassSynchroInterface.java

src/main/java/ui/TDPWithAttributes.java

src/main/java/ui/TDiagramMouseManager.java

src/main/java/ui/TDiagramPanel.java