New backend system for loading assets implemented for loading 3D buildings to hopefully reduce RAM use to help people with low end devices.
Defenses and invade screen not working with 2D buildings enabled fixed.
Empty sector "slabs" are now hidden unless the planet stats / sector stats screen is open.
Bugs with sectors fixed.
Performance pass over textures, Materials and LODs.
Clicking a sector slot on the planets owned screen now move camera to the sector.
Citadel damage lowered from 10x to 5x;