Merge pull request #35 from jamiedigweed/master

I am the master of github
MapMerge fix

Fixed mapname for mapmerge.
MAPPERS, LEARN TO USE IT!
Additional mapmerge fixes, toxins mixing fix.
Merge pull request #36 from W3bster/master

Small fixes
Changes and fixes

- Medical pod fix (http://puu.sh/cpEJx/5e60a87630.png)
- Maint knot fix (http://puu.sh/cpEKG/0a1f6222c3.png)
- Engi Pod Fix (http://puu.sh/cpEMT/c93c7a0521.png)
- Engine Airtight Hatches switch (http://puu.sh/cpEWI/9280894b78.png)
- Moved engine mouse (http://puu.sh/cpF1P/b0108e1ef7.png)
- Fixed various maint access issues (Were maint only, fixed for proper
depts)
- Changed substation access to be engi-only (See code changes)
Merge pull request #39 from W3bster/master

Minor fixes
Merge pull request #1 from emmanuelbassil/master

Update