#1258 Edges under nodes doesn't scale properly.

[Piotr Statuch]

When zooming in / out the edges that join two nodes chang it's widh, while the nodes' underline remains it's size.

The images showing he problem in attachement.

[Piotr Statuch]

My java version:

java version "1.7.0_85"
OpenJDK Runtime Environment (IcedTea 2.6.1) (7u85-2.6.1-5)
OpenJDK 64-Bit Server VM (build 24.85-b03, mixed mode)

In given example I set the edge width to 8.