Better pathfinding v2

• Minor bugfixes for planet energy sending 043e799

v1.1.0...v1.1.1

Better pathfinding

Updates the energy handler to use better pathfinding: Now it calculates a least cost path between all pairs of planets with the energy handler enabled, where "cost" is defined as the percentage of energy lost along that path assuming each planet sends the maximum currently possible to the next. Then, for each planet, it looks up the path cost to each target with an energy priority > 0, and divides the priority by the path cost. As a result, it should always route energy towards the most efficient target, weighted by priority.

First post

Initial viable version of Vizier as an AI assistant.