Move common image files to pcl/io/ during the installation; fix block alignments.
Move common image files to pcl/io/ during the installation; fix block alignments.

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