Fix: rely on cmake to find OpenMP flags  The hand made macro wasn't successful on Mac OS while cmake one works
Fix: rely on cmake to find OpenMP flags 
The hand made macro wasn't successful on Mac OS while cmake one works



git-svn-id: 5398946ba177a3e438c2dae55e2cdfc2fb96c905@125 a9d63959-f2ad-4865-b262-bf0e56cfafb6

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