Update classList tests
Update classList tests

- old IE can not detect className changes

jonathan-fielding/polyfill-service,kdzwinel/polyfill-service,kdzwinel/polyfill-service,jonathan-fielding/polyfill-service,jonathan-fielding/polyfill-service,mcshaz/polyfill-service,JakeChampion/polyfill-service,mcshaz/polyfill-service,JakeChampion/polyfill-service,kdzwinel/polyfill-service,mcshaz/polyfill-service