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.
Merge pull request #2185 from CIB/feature

Autopsy scanner fixes