fixed to use user's avatar rather then gravatar
fixed to use user's avatar rather then gravatar

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