fixed folder creation when creating several tree levels at once
fixed folder creation when creating several tree levels at once

nomad/shenzhen,yunheli/shenzhen,yaoxiaoyong/shenzhen,moongtaeng/shenzhen,yuByte/shenzhen,RobinChao/shenzhen,benzguo/shenzhen,osterzel/shenzhen,sibext/shenzhen,fastlane/shenzhen,irons/shenzhen,cnbin/shenzhen,mbaltaks/shenzhen,Ruenzuo/shenzhen,smalltownheroes/shenzhen,robertfalconer/shenzhen,ngs/shenzhen,aenglund/shenzhen,laoyoutiao/shenzhen,iAladdin/shenzhen,xingfukun/shenzhen,DouKing/shenzhen,bobgodwinx/shenzhen,vinod1988/shenzhen,dacaiguoguo/shenzhen,1yvT0s/shenzhen,msdgwzhy6/shenzhen,stepanhruda/shenzhen