fixed IO grabber unit test
fixed IO grabber unit test

git-svn-id: 5398946ba177a3e438c2dae55e2cdfc2fb96c905@8349 a9d63959-f2ad-4865-b262-bf0e56cfafb6

wgapl/pcl,msalvato/pcl_kinfu_highres,srbhprajapati/pcl,starius/pcl,raydtang/pcl,srbhprajapati/pcl,DaikiMaekawa/pcl,lydhr/pcl,starius/pcl,drmateo/pcl,kanster/pcl,nikste/pcl,KevenRing/vlp,shangwuhencc/pcl,locnx1984/pcl,KevenRing/vlp,LZRS/pcl,cascheberg/pcl,ResByte/pcl,kanster/pcl,MMiknis/pcl,shivmalhotra/pcl,sbec/pcl,mikhail-matrosov/pcl,Nerei/pcl_old_repo,damienjadeduff/pcl,Tabjones/pcl,mikhail-matrosov/pcl,v4hn/pcl,shivmalhotra/pcl,pkuhto/pcl,cascheberg/pcl,DaikiMaekawa/pcl,drmateo/pcl,simonleonard/pcl,closerbibi/pcl,the-glu/pcl,shangwuhencc/pcl,closerbibi/pcl,fskuka/pcl,mschoeler/pcl,msalvato/pcl_kinfu_highres,jeppewalther/kinfu_segmentation,mschoeler/pcl,damienjadeduff/pcl,mikhail-matrosov/pcl,zavataafnan/pcl-truck,locnx1984/pcl,zavataafnan/pcl-truck,ipa-rmb/pcl,nikste/pcl,LZRS/pcl,jeppewalther/kinfu_segmentation,krips89/pcl_newfeatures,raydtang/pcl,raydtang/pcl,mikhail-matrosov/pcl,zhangxaochen/pcl,msalvato/pcl_kinfu_highres,krips89/pcl_newfeatures,3dtof/pcl,lydhr/pcl,nikste/pcl,fanxiaochen/mypcltest,simonleonard/pcl,zhangxaochen/pcl,jeppewalther/kinfu_segmentation,stefanbuettner/pcl,mschoeler/pcl,fskuka/pcl,chatchavan/pcl,KevenRing/pcl,Nerei/pcl_old_repo,the-glu/pcl,KevenRing/vlp,shyamalschandra/pcl,sbec/pcl,fanxiaochen/mypcltest,KevenRing/pcl,v4hn/pcl,mschoeler/pcl,LZRS/pcl,drmateo/pcl,shangwuhencc/pcl,simonleonard/pcl,MMiknis/pcl,shangwuhencc/pcl,fskuka/pcl,zavataafnan/pcl-truck,chenxingzhe/pcl,ipa-rmb/pcl,ResByte/pcl,Tabjones/pcl,Nerei/pcl_old_repo,kanster/pcl,v4hn/pcl,3dtof/pcl,3dtof/pcl,jakobwilm/pcl,lydhr/pcl,LZRS/pcl,lebronzhang/pcl,raydtang/pcl,3dtof/pcl,ResByte/pcl,fskuka/pcl,MMiknis/pcl,the-glu/pcl,shyamalschandra/pcl,damienjadeduff/pcl,LZRS/pcl,wgapl/pcl,starius/pcl,krips89/pcl_newfeatures,stfuchs/pcl,locnx1984/pcl,Tabjones/pcl,simonleonard/pcl,stefanbuettner/pcl,drmateo/pcl,MMiknis/pcl,fanxiaochen/mypcltest,stfuchs/pcl,stfuchs/pcl,mschoeler/pcl,krips89/pcl_newfeatures,jakobwilm/pcl,DaikiMaekawa/pcl,jakobwilm/pcl,nh2/pcl,shivmalhotra/pcl,v4hn/pcl,krips89/pcl_newfeatures,sbec/pcl,chenxingzhe/pcl,jakobwilm/pcl,msalvato/pcl_kinfu_highres,srbhprajapati/pcl,RufaelDev/pcc-mp3dg,soulsheng/pcl,closerbibi/pcl,nikste/pcl,simonleonard/pcl,fanxiaochen/mypcltest,starius/pcl,ipa-rmb/pcl,zavataafnan/pcl-truck,pkuhto/pcl,stfuchs/pcl,shivmalhotra/pcl,KevenRing/vlp,Tabjones/pcl,zavataafnan/pcl-truck,the-glu/pcl,ipa-rmb/pcl,ResByte/pcl,locnx1984/pcl,lebronzhang/pcl,KevenRing/pcl,closerbibi/pcl,shivmalhotra/pcl,closerbibi/pcl,lydhr/pcl,locnx1984/pcl,damienjadeduff/pcl,nh2/pcl,chatchavan/pcl,fskuka/pcl,RufaelDev/pcc-mp3dg,stefanbuettner/pcl,wgapl/pcl,soulsheng/pcl,nh2/pcl,Tabjones/pcl,damienjadeduff/pcl,lebronzhang/pcl,KevenRing/pcl,KevenRing/vlp,starius/pcl,RufaelDev/pcc-mp3dg,3dtof/pcl,sbec/pcl,fanxiaochen/mypcltest,sbec/pcl,DaikiMaekawa/pcl,cascheberg/pcl,cascheberg/pcl,wgapl/pcl,chenxingzhe/pcl,srbhprajapati/pcl,jakobwilm/pcl,zhangxaochen/pcl,ipa-rmb/pcl,soulsheng/pcl,lebronzhang/pcl,chatchavan/pcl,chatchavan/pcl,pkuhto/pcl,cascheberg/pcl,nh2/pcl,KevenRing/pcl,shangwuhencc/pcl,lydhr/pcl,msalvato/pcl_kinfu_highres,jeppewalther/kinfu_segmentation,v4hn/pcl,stefanbuettner/pcl,raydtang/pcl,shyamalschandra/pcl,zhangxaochen/pcl,the-glu/pcl,Nerei/pcl_old_repo,nikste/pcl,pkuhto/pcl,kanster/pcl,lebronzhang/pcl,drmateo/pcl,zhangxaochen/pcl,soulsheng/pcl,srbhprajapati/pcl,stfuchs/pcl,pkuhto/pcl,shyamalschandra/pcl,chenxingzhe/pcl,DaikiMaekawa/pcl,RufaelDev/pcc-mp3dg,chenxingzhe/pcl,wgapl/pcl,kanster/pcl,soulsheng/pcl,jeppewalther/kinfu_segmentation,RufaelDev/pcc-mp3dg,stefanbuettner/pcl,shyamalschandra/pcl,mikhail-matrosov/pcl,MMiknis/pcl,ResByte/pcl