Patch v1.11

MOD: improved mission tooltips and mission complete panels for Chapter 1 to clarify next steps
FIX: bug where NPCs can reappear on player's ship after saving and loading.
FIX: bug where ship in gas cloud has only 10% cover even when cover should be higher due to intervening asteroids etc
FIX: bug when using precision attack skill when enemy is in 100% cover where equipment selection panel is shown but cannot be used