Fix for issue #225 - zip skipping required empty folders
Fix for issue #225 - zip skipping required empty folders

jeffam/grav,sylvestrelucia/grav,frlan/datenknoten.me,sylvestrelucia/grav,frlan/datenknoten.me,Silwereth/grav,frlan/datenknoten.me,Pumpapa/lucaswalters.nl,notklaatu/grav,Pumpapa/lucaswalters.nl,Pumpapa/chriswalters.nl,qbi/datenknoten.me,qbi/datenknoten.me,joeyhenricks/a-broke-vegan,stell/grav,joeyhenricks/a-broke-vegan,attiks/grav,tomzx/blog.tomrochette.com,toovy/grav,iMoonThailand/grav,enko/datenknoten.me,gigago/grav,enko/datenknoten.me,getgrav/grav,JamesPan/gravbox,tomzx/blog.tomrochette.com,userfrosting/learn,dimayakovlev/grav,Pumpapa/lucaswalters.nl,JamesPan/gravbox,enko/datenknoten.me,Vivalldi/grav,enko/datenknoten.me,toovy/grav,tomzx/blog.tomrochette.com,sylvestrelucia/grav,getgrav/grav,dimayakovlev/grav,tomzx/blog.tomrochette.com,userfrosting/learn,userfrosting/learn,undesign/undesign.github.io,nunull/grav,beacloudgenius/grav,frlan/datenknoten.me,lennerd/grav,tcsizmadia/grav,shortsofia/testesitegrav.github.io,jinxboy13/grav,Pumpapa/jacinthawalters.nl,jeremykenedy/grav,VillainyStudios/grav,notklaatu/grav,chkir/grav,DonLiborio/grav,TheHiddenHaku/alessiobottiroli-website-grav,JamesPan/gravbox,webuxr/iamrs,Vivalldi/grav,Sommerregen/grav,qbi/datenknoten.me,undesign/undesign.github.io,qbi/datenknoten.me,JamesPan/gravbox,z3cka/grav,sylvestrelucia/grav,ccardinaux/grav-test,userfrosting/learn