fixed a compiler warning
fixed a compiler warning


git-svn-id: 5398946ba177a3e438c2dae55e2cdfc2fb96c905@7049 a9d63959-f2ad-4865-b262-bf0e56cfafb6

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