Negative fatigue level should be allowed
Fatigue level is forced to be above zero in OpenMW, but can be negative in vanilla. This happen if fatigue is damaged by hand-to-hand combat or damage/absorb/drain fatigue spells.
(RM-948 from redmine: created on 2013-11-11 by Emanuel Guével, , closed on 2013-12-16 by Emanuel Guével, relates #946 (closed))
Edited by redmine