add engine 4 passage
change catwalks plate to armor plates
add bridge button penal
fix pipe symmetry

add lights in side hangars
add lights in reactors rooms
change few blocks color
change horizon color
rotate few interior blocks

change lights brightness
add lights

change lights brightness
add lights in passages
change few blocks color
add decorative blocks on gen room

connect omit gatling turrets to conveyor

add more sign text,lcds
add missing blocks
add drink table in stukov's room
change few design
change yamato cannon barrel color