Be non-deterministic by default

src/jat.sh.skel

@@ -117,7 +117,7 @@ __JAT__SWORD_TWARNING=${TERMCOLORS_RED}WARNING${TERMCOLORS_NONE}
 # runs against each other or against fixed oracle.  The disadvantage
 # is that you can't assess performance data from the log.
 #
-__JAT__DETERMINISTIC=true
+__JAT__DETERMINISTIC=false
 
 #
 # Log format version