Handling the order of tabs in tasks / blocks diagrams

modeling/AVATAR/CoffeeMachine_Avatar.xml

modeling/DIPLODOCUS/SmartCardProtocol.xml

src/main/java/ui/AvatarDesignPanel.java

src/main/java/ui/GTURTLEModeling.java

src/main/java/ui/MainGUI.java

src/main/java/ui/TMLComponentDesignPanel.java

src/main/java/ui/TURTLEPanel.java