jump_sludge_b2 changes:
made the slot on the slant part of jump 5 bigger
raised the last glass pane of jump 5 by 64 units
fixed a lot of nodraw on jump 6
added a bit of normal wall to the bottom of the steep slant on jump 6
raised glass pane covering the hole on jump 6 by 256 units
map now has different metal grate texture and glass texture