Add attr async
Add attr async

In the latest Chrome release, it appears that scripts loaded dynamically without an async attr will now block rendering. So was added the attr async.
qixiaobo/saiku-self,NAUMEN-GP/saiku,newenter/saiku,OSBI/saiku,NAUMEN-GP/saiku,OSBI/saiku,qqming113/saiku,qqming113/saiku,qqming113/saiku,devgateway/ccrs-saiku,wtstengshen/saiku,dasbh/saiku,OSBI/saiku,devgateway/ccrs-saiku,NAUMEN-GP/saiku,customme/saiku,wwf830527/saiku,zegang/saiku,bisone/saiku,bisone/saiku,NAUMEN-GP/saiku,OSBI/saiku-ui,zegang/saiku,qqming113/saiku,wtstengshen/saiku,wtstengshen/saiku,qixiaobo/saiku-self,standino/saiku,bisone/saiku,bisone/saiku,bisone/saiku,customme/saiku,qqming113/saiku,wwf830527/saiku,qixiaobo/saiku-self,brenopolanski/saiku-ui,dasbh/saiku,standino/saiku,standino/saiku,dasbh/saiku,hengyuan/saiku,standino/saiku,hengyuan/saiku,newenter/saiku,wwf830527/saiku,wtstengshen/saiku,qqming113/saiku,customme/saiku,NAUMEN-GP/saiku,standino/saiku,witcxc/saiku,OSBI/saiku,OSBI/saiku,zegang/saiku,wtstengshen/saiku,hengyuan/saiku,zegang/saiku,hengyuan/saiku,OSBI/saiku-ui,brenopolanski/saiku-ui,dasbh/saiku,witcxc/saiku,zegang/saiku,wwf830527/saiku,newenter/saiku,qixiaobo/saiku-self,customme/saiku,bisone/saiku,dasbh/saiku,wtstengshen/saiku,standino/saiku,zegang/saiku,devgateway/ccrs-saiku,witcxc/saiku,wwf830527/saiku,devgateway/ccrs-saiku,devgateway/ccrs-saiku,dasbh/saiku,newenter/saiku,devgateway/ccrs-saiku