script tests: values that overflow to 0 are true
script tests: values that overflow to 0 are true

(cherry picked from commit 833ff161bc5e44ce59b16e0ce316818f8ae69d8a)

reddcoin-project/reddcoin,reddcoin-project/reddcoin,reddcoin-project/reddcoin,reddcoin-project/reddcoin,reddcoin-project/reddcoin,reddcoin-project/reddcoin