* Added: show how many artifact parts were collected, only applied after escaping the asteroid with it.
* Added: basic size, minerals and density progression when traveling to next asteroid.
* Added: enemies have some basic threat progression when traveling to next asteroid.
* Changed: now drone factory is spawned close to the stargate and only after first asteroid.
* Changed: some internal optimizations for vision/fog.
* Changed: changed back to do small damage with unstable mining now there is an easy way to recover hp from debris.
* Fixed: highlight and show error on mineral costs, again xD.
* Fixed: Anomaly portal can absorb minerals (is absorbing blueprints as well... should it?).