removed compiler warning
removed compiler warning

git-svn-id: 5398946ba177a3e438c2dae55e2cdfc2fb96c905@8066 a9d63959-f2ad-4865-b262-bf0e56cfafb6

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