1.1 - Bugfixes and reliability improvements

• Upgrade compatibility from 1.2 -> 2.0
• Improved debug visualization, showing clearly the directionality of the links
• Fix issue where bidirectional electricity links would give infinite electricity
• Disconnect links when edge position is changed
• Attempt to reconnect links when edge position is changed (often fails)
• Fix occasional crash when removing links
• Fix non-nauvis target surface selection

Here is a demo version of multi server train pathfinding: https://youtu.be/bnBMI5WR-eE