Widened some areas at A just a tad
Changed medium healthkit in the shack to a full
More room in the building in the middle of A, with a full ammo and some small health kits.
Extended the platform out more into the wide flank and added another ramp, replacing a wall
re-added upper blue entrance into last
lowered the wide flank, changed the border between it and last itself into a short wall you can go over.
added a tree you can climb up to the 'middle' floor on defense's side
did a little...