fixes the broken icon_state for the dreadnought
Necromancer's staff. I'll add it to the map after I merge TGameCo's PR.
Made mapmerge tool work with Glloydstation
Removed unneeded Maint areas and added Escape & Dorms Maint
Added icons for Escape and Dorms Maint
Fixes Maint, Space, and other issues
Merge branch 'master' of https://github.com/UristMcStation/UristMcStation

# By Graham Lloyd
# Via Graham Lloyd
* 'master' of https://github.com/UristMcStation/UristMcStation:
  Necromancer's staff. I'll add it to the map after I merge TGameCo's PR.
  fixes the broken icon_state for the dreadnought