Mentionjs: Fix RegExr for mention'
Mentionjs: Fix RegExr for mention'

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