Issue #31: Zoom for DIPLODOCUS activity diagram

src/main/java/ui/TGCOneLineText.java

src/main/java/ui/TGCPointOfConnector.java

src/main/java/ui/TGComponent.java

src/main/java/ui/TGConnectingPoint.java

src/main/java/ui/TGConnectingPointTwoFathers.java

src/main/java/ui/TGConnectingPointWidthHeight.java

src/main/java/ui/TGConnector.java

src/main/java/ui/TGScalableComponent.java

src/main/java/ui/ad/TADActionState.java

src/main/java/ui/ad/TADChoice.java

src/main/java/ui/ad/TADExec.java

src/main/java/ui/ad/TADForLoop.java

src/main/java/ui/ad/TADSequence.java

src/main/java/ui/ad/TADStartState.java

src/main/java/ui/ad/TADStopState.java

src/main/java/ui/avatarad/AvatarADChoice.java

src/main/java/ui/tmlad/TGConnectorTMLAD.java

src/main/java/ui/tmlad/TMLADActionState.java

src/main/java/ui/tmlad/TMLADChoice.java

src/main/java/ui/tmlad/TMLADDecrypt.java