Moved surgery from WIP to modules, since it's not really that WIP anymore.
Split one huge file into several smaller ones for readability.
Added doublecheck for disfigurement
Moved germ transferring and blood splatters in parent 'begin_step' of surgery steps.
Merge branch 'master' into surgery

Conflicts:
	code/WorkInProgress/surgery.dm
	code/modules/mob/living/carbon/carbon_defines.dm
Merge branch 'surgery'
Fixed autopsy scanner defines.
Committing map changes for faux.
Proper fix for the projectile runtime.

Adds projectile autopsy messages back. Partial fix to issue #2153
More fixes to autopsy scanner, issue #2153

- Scanner will now print data even when only time of death is available.
- Scanner will reset chemtraces on new patient.
More fixes for issue #2153

High/low body temperature damage now leaves an autopsy message.
Fixed runtimes in airflow.
Fixed issue #2158
Now shutters will work with crowbar without asking.
Merge pull request #2194 from comma/master

Surgeray
Merge pull request #2185 from CIB/feature

Autopsy scanner fixes
Revert dme
Merge remote-tracking branch 'bs12/bleeding-edge-freeze'