make edges grey

src/view/EdgeView.java

@@ -88,7 +88,7 @@ public class EdgeView extends JPanel {
     {
         ((Graphics2D)g).setStroke(new BasicStroke(1));
         //System.out.println( "Clipping: x:" + g.getClip().getBounds().getX() + " y:" + g.getClip().getBounds().getY() + " w:" + g.getClip().getBounds().getWidth() + " h:" + g.getClip().getBounds().getHeight() );
-        g.setColor( Color.GREEN );
+        g.setColor( Color.LIGHT_GRAY );
         if( model.isConflicted( layout ) )
             g.setColor( Color.RED );
         ArrayList<Point> bps = model.getLinePoints( layout );