ignore some test case at UserTest to prevent travis memory error
ignore some test case at UserTest to prevent travis memory error

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