Added mkdir -p support to the middleware
Added mkdir -p support to the middleware

prevents annoying errors
when the dest dir is not
available.

silvaemota/stylus,PeterWangPo/stylus,Panya/stylus,jameswomack/stylus,trixter5/stylus,jangarcia/stylus,angryrobot/stylus,stylus/stylus,modulexcite/stylus,peterkinalex/stylus-1,galenvagen/stylus,rstacruz/stylus,tyv/stylus,meteor/stylus,HossainKhademian/Stylus,baotingfang/stylus,ThiagoGarciaAlves/stylus,cemoulto/stylus,behzad88/stylus,darwin/stylus,a-x-/stylus,johnnycopperstone/stylus,Zagorakiss/stylus,SimenB/stylus,Ricardh522/stylus,yetone/stylus,Delapouite/stylus,jonpacker/stylus,isaacs/stylus