v2.3.1 "Guests from another world"

- New faction - Rift. This faction can be found from a distance of 150, ships - from 130;
- Several new ships, modules and weapons;
- Rebalance of some weapons;
- Changed the cost of many Aliens, A.X.I.S., Golden Bearers and Umbra technologies;
- Fixed a bug that could prevent A.X.I.S. storyline quests from appearing.