fixed compiler warning
fixed compiler warning


git-svn-id: 5398946ba177a3e438c2dae55e2cdfc2fb96c905@5612 a9d63959-f2ad-4865-b262-bf0e56cfafb6

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