[client]vote-button : Fix duplicate vote issue
[client]vote-button : Fix duplicate vote issue

Prevent duplicate vote when user quickly click vote button

Bongsok/umpa,Bongsok/umpa,JungoKim/umpa,bigheadbb/umpa,bigheadbb/umpa,bigheadbb/umpa,JungoKim/umpa,bigheadbb/umpa,luckypapa/umpa,luckypapa/umpa,luckypapa/umpa,Bongsok/umpa,JungoKim/umpa