1212: Implement case-insensitive containment checks for column comparisons#1624

SFJohnson24 merged 3 commits intomaincdisc-org/cdisc-rules-engine:mainfrom

1212-fix-contains-case-insensitivecdisc-org/cdisc-rules-engine:1212-fix-contains-case-insensitiveCopy head branch name to clipboard