* added airlock doors to some starship interiors, allowing you to vent anything in the airlock into space
* added ship intercoms
* a multitude of spawner improvements, mainly to support & implement a full 3d on demand spawning for digging and climbing. Which does work at last:
* a variety of other random fixes
* digging in it's most basic form:
* new job for linking solar systems with a warp gate
* added two new solar systems
* security cameras are now available on the electronics processor tool:
* new starship for constructing space deployables:
