avoid using Vue.util.extend
avoid using Vue.util.extend

Ryan-PEK/tbz-mock,IRlyDontKnow/sylius-shop,keisei77/vue-hackernews-2.0,valentinvieriu/visual-hacker-news,Ryan-PEK/tbz-mock,IRlyDontKnow/sylius-shop,keisei77/vue-hackernews-2.0,valentinvieriu/visual-hacker-news