adding 'virtual' for subclasses
adding 'virtual' for subclasses

git-svn-id: 5398946ba177a3e438c2dae55e2cdfc2fb96c905@2495 a9d63959-f2ad-4865-b262-bf0e56cfafb6

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