build: Redirect xsltproc to a directory
build: Redirect xsltproc to a directory

Apparently, xsltproc recognizes a directory if it has a '/' at the end
of its path, and not by doing the sensible thing and stat()'ing the
argument for the --output option.

collects/clutter,ebassi/clutter,ebassi/clutter,GNOME/clutter,jigpu/clutter,spatulasnout/clutter,kerrickstaley/clutter-vala,collects/clutter,ebassi/clutter,djdeath/clutter,djdeath/clutter-multithreaded,djdeath/clutter-multithreaded,collects/clutter,djdeath/clutter,jigpu/clutter,GNOME/clutter,djdeath/clutter,heysion/clutter-clone,kerrickstaley/clutter-vala,djdeath/clutter-android,nobled/clutter,nobled/clutter,dlespiau/clutter,dlespiau/clutter,ebassi/clutter,Distrotech/clutter,djdeath/clutter-android,rkudiyarov/clutter_osx,djdeath/clutter,Distrotech/clutter,rkudiyarov/clutter_osx,spatulasnout/clutter,jigpu/clutter,ebassi/clutter,djdeath/clutter-android,heysion/clutter-clone,heysion/clutter-clone,spatulasnout/clutter,Distrotech/clutter,GNOME/clutter,rkudiyarov/clutter_osx,heysion/clutter-clone,djdeath/clutter-android,GNOME/clutter,kerrickstaley/clutter-vala,djdeath/clutter-android,Distrotech/clutter,Distrotech/clutter,djdeath/clutter,GNOME/clutter,collects/clutter,djdeath/clutter-multithreaded,dlespiau/clutter,Distrotech/clutter,collects/clutter,jigpu/clutter,heysion/clutter-clone,spatulasnout/clutter,jigpu/clutter,spatulasnout/clutter,kerrickstaley/clutter-vala,djdeath/clutter,jigpu/clutter,nobled/clutter,rkudiyarov/clutter_osx,djdeath/clutter-multithreaded