Added data kwarg to GroupedBar
Added data kwarg to GroupedBar

wrobstory/vincent,qiwsir/vincent,JPO1/vincent,qiwsir/vincent,CrazyGuo/vincent,CrazyGuo/vincent,springcoil/vincent,wrobstory/vincent,springcoil/vincent,taohaoge/vincent,KAPPS-/vincent,chiu/vincent,JPO1/vincent,taohaoge/vincent,chiu/vincent,KAPPS-/vincent