cogl-bitmap-private.h: Include cogl-bitmap.h
cogl-bitmap-private.h: Include cogl-bitmap.h

There was a header dependency problem which meant that
cogl-texture-private.h couldn't be included without first including
cogl-bitmap.h

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