VUX V2.1.1Rc.4 released

Icon

• [change] No more built-in `icon-big` classname, use `is-msg` instead. #988 @greedying

Tabbar

• [fix] fix this.$slots undefined #1000 @asingingfish

Toast

• [feature] Support position setting. #973 @ LaiXuechao

XIcon

• [feature] new component