0.91.1 - Leaf on the Wind

This a community content patch release with upgrades supplied by our awesome community. Changelog:

• Autopilot helper functions now work even in manual thruster control.
  
• Added new autopilot HUD for Mitsubishi-Airbus autopilot.
  
• Improved AI performance by 100%
  
• Getting towed with OMS enabled will no longer cause sound to be muffled on Enceladus.
  
• Jury rig now works as expected for thrusters that were upgraded.