v1.5.2

Not a minor release because there aren't no real server side change.

• ADDED: extracting with survey
• ADDED: Jump gate attribute to system (its a boolean)
• CHANGED: Waypoint traits is now an optional attribute
• FIXED: Removed excessive Optional on typing
• FIXED: flight mode patching
• FIXED: Shipyard transaction ship return

Full Changelog: v1.5.1...v1.5.2