Send notification for mass-update.
Send notification for mass-update.

ahb0327/yobi,oolso/yobi,yona-projects/yona,doortts/forked-for-history,bloodybear/yona,ihoneymon/yobi,ChangsungKim/TestRepository01,yona-projects/yona,doortts/forked-for-history,bloodybear/yona,brainagenet/yobi,naver/yobi,violetag/demo,doortts/fork-yobi,doortts/forked-for-history,violetag/demo,naver/yobi,ihoneymon/yobi,doortts/fork-yobi,oolso/yobi,brainagenet/yobi,Limseunghwan/oss,bloodybear/yona,ahb0327/yobi,Limseunghwan/oss,ahb0327/yobi,brainagenet/yobi,bloodybear/yona,doortts/fork-yobi,ChangsungKim/TestRepository01,ihoneymon/yobi,doortts/fork-yobi,naver/yobi,yona-projects/yona,oolso/yobi,yona-projects/yona,Limseunghwan/oss