makes diagram editor bigger for Conti

org.fortiss.tooling.base.ui/trunk/src/org/fortiss/tooling/base/ui/editpart/ExtendedLayerRootEditPart.java

@@ -92,7 +92,7 @@ public class ExtendedLayerRootEditPart extends ScalableRootEditPart {
 
 		// set the minimum size of the pane such that it is enough for each AF3 diagram
 		// this addresses Issue #135
-		Dimension paneSize = new Dimension(4000, 4000);
+		Dimension paneSize = new Dimension(8000, 8000);
 		pane.setMinimumSize(paneSize);
 		pane.setPreferredSize(paneSize);