+ added/borrowed NDag's utils code.

= fixed super hexagon's alternating pattern bug when odd-side.

+ added a mirror wall-thick after spawning super hexagon's alternating pattern

= fixed alternating half synced pattern

For "improved" synced patterns: + added gear teeth tunnels (excluding RNBW's side tunnel) & LR spiral tunnel + gear teeth thickness (+4)

For "improved" synced patterns: = fixed solo barrage filler were not be applied

For "imprved" synced patterns: = changed the solo barrage filler start from mirror wall to alt wall

For "improved" synced pattern: x removed single spiral on RNBW pallete set, + added barrage spiral 2-distanced pos, = make random barrage slightly thick

= fixed trap patternizer synced pattern, + add tunnel short synced pattern on RNBW pallete set

= fixed side tunnel delay & + add b&f tunnel central wall end