permit a few more array prototype function uses on $slaves: some(), reduce(), and splice().

sanityCheck.sh

@@ -50,7 +50,7 @@ $GREP "<<else >\?[^>]" -- 'src/*' | myprint "ShouldBeElseIf"
 # Check, e.g., =to
 $GREP "=to" -- 'src/*' | myprint "EqualAndTo"
 # Check doing  $slaves.foo instead of $slaves[i].foo
-$GREP -e "[$]slaves[.]" --and --not -e '[$]slaves[.]\(length\|random\|map\|filter\|deleteAt\|push\|find\|includes\|delete\|forEach\)' -- 'src/*' | myprint "MissingSlavesIndex"
+$GREP -e "[$]slaves[.]" --and --not -e '[$]slaves[.]\(length\|random\|map\|filter\|deleteAt\|push\|find\|includes\|delete\|forEach\|some\|reduce\|splice\)' -- 'src/*' | myprint "MissingSlavesIndex"
 # Try to check for accidentally mixing slaves[] and activeSlave.  This can have a lot of false matches, but has caught a lot of bugs so it's worth the pain
 $GREP -e "activeSlave[.]" --and -e "slaves\[..\?\][.]" --and --not -e '[.]ID' --and --not -e 'slaves\[..\?\][.]\(slaveName\|slaveSurname\|actualAge\|relation\|assignment\|age\|devotion\|trust\|vagina\|mother\|father\|training\)' -- 'src/*' | myprint "MaybeAccidentalMixingOfSlavesAndActiveSlave"
 # Check, e.g.  <<set foo == 4>>