importer: add an option to put files in directories with category names
importer: add an option to put files in directories with category names

deved69/pelican-1,kennethlyn/pelican,iurisilvio/pelican,kernc/pelican,simonjj/pelican,deanishe/pelican,liyonghelpme/myBlog,btnpushnmunky/pelican,abrahamvarricatt/pelican,liyonghelpme/myBlog,abrahamvarricatt/pelican,jvehent/pelican,ls2uper/pelican,eevee/pelican,Polyconseil/pelican,iurisilvio/pelican,deved69/pelican-1,UdeskDeveloper/pelican,karlcow/pelican,kennethlyn/pelican,florianjacob/pelican,liyonghelpme/myBlog,Natim/pelican,farseerfc/pelican,lazycoder-ru/pelican,iurisilvio/pelican,deanishe/pelican,koobs/pelican,Scheirle/pelican,avaris/pelican,HyperGroups/pelican,catdog2/pelican,11craft/pelican,deved69/pelican-1,rbarraud/pelican,51itclub/pelican,abrahamvarricatt/pelican,jimperio/pelican,Rogdham/pelican,Rogdham/pelican,jvehent/pelican,jvehent/pelican,gymglish/pelican,joetboole/pelican,douglaskastle/pelican,catdog2/pelican,eevee/pelican,liyonghelpme/myBlog,koobs/pelican,11craft/pelican,goerz/pelican,lucasplus/pelican,justinmayer/pelican,TC01/pelican,janaurka/git-debug-presentiation,jo-tham/pelican,Summonee/pelican,deanishe/pelican,janaurka/git-debug-presentiation,karlcow/pelican,liyonghelpme/myBlog,ehashman/pelican,sunzhongwei/pelican,lucasplus/pelican,crmackay/pelican,goerz/pelican,UdeskDeveloper/pelican,btnpushnmunky/pelican,kernc/pelican,number5/pelican,avaris/pelican,kernc/pelican,fbs/pelican,alexras/pelican,GiovanniMoretti/pelican,alexras/pelican,UdeskDeveloper/pelican,ingwinlu/pelican,sunzhongwei/pelican,joetboole/pelican,lazycoder-ru/pelican,HyperGroups/pelican,zackw/pelican,treyhunner/pelican,levanhien8/pelican,gymglish/pelican,51itclub/pelican,jimperio/pelican,btnpushnmunky/pelican,getpelican/pelican,alexras/pelican,JeremyMorgan/pelican,sunzhongwei/pelican,getpelican/pelican,ehashman/pelican,51itclub/pelican,goerz/pelican,catdog2/pelican,JeremyMorgan/pelican,garbas/pelican,JeremyMorgan/pelican,florianjacob/pelican,levanhien8/pelican,number5/pelican,treyhunner/pelican,lucasplus/pelican,rbarraud/pelican,Rogdham/pelican,ehashman/pelican,number5/pelican,jimperio/pelican,TC01/pelican,Scheirle/pelican,arty-name/pelican,ls2uper/pelican,Summonee/pelican,GiovanniMoretti/pelican,koobs/pelican,zackw/pelican,rbarraud/pelican,iKevinY/pelican,crmackay/pelican,janaurka/git-debug-presentiation,treyhunner/pelican,lazycoder-ru/pelican,11craft/pelican,0xMF/pelican,zackw/pelican,simonjj/pelican,florianjacob/pelican,garbas/pelican,jo-tham/pelican,ls2uper/pelican,kennethlyn/pelican,crmackay/pelican,gymglish/pelican,douglaskastle/pelican,karlcow/pelican,talha131/pelican,eevee/pelican,sunzhongwei/pelican,ionelmc/pelican,Polyconseil/pelican,farseerfc/pelican,TC01/pelican,simonjj/pelican,ingwinlu/pelican,joetboole/pelican,GiovanniMoretti/pelican,douglaskastle/pelican,HyperGroups/pelican,garbas/pelican,talha131/pelican,Scheirle/pelican,levanhien8/pelican,iKevinY/pelican,Summonee/pelican