Adds ownership and diplomacy checks to Commands.js (fixes#880).
Adds control all units setting to Player component (network synced).
Adds helpers for diplomacy checks - use these instead of directly
accessing diplomacy array.
Fixes tests according to these changes.
This was SVN commit r9726.
Do all pathfinding asynchronously.
Recalculate paths when the target has moved.
Fix vertex pathfinder start point heuristic, to avoid finding
zero-length paths.
When units fail to reach a resource to gather, look for another resource
of the same type.
This was SVN commit r8751.
Fix said tests for UnitAI.
Hopefully fix#647 too.
Document HFSM interface a bit.
Add Engine.DumpSimState() console command for debugging.
This was SVN commit r8681.
