Require Cairo as a Clutter dependency
Require Cairo as a Clutter dependency

Cairo has been an indirect dependency for Clutter since 0.8, through
the PangoCairo API.

Now we explicitly depend on Cairo in order to merge the clutter-cairo
API into Clutter core.

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