magic smoke mines can now produce glowing orbs that ram into enemy units to damage them
add an icon for the orb
make orbs individually selectable
change FindEntitiesWithinRadius to do what I need instead of reimplementing it elsewhere
Fix saboteur targetting.
Cleanups.

Fix line endings in ComSat.cs.
Fix line endings in Orb.cs and use FindEntitiesWithinRange's
ignoreTeam parameter.
PowerSinks probably shouldn't be powered by enemy PowerSources.
Kill warning in ResourceSource.