Add copyright and license notice
Add copyright and license notice

The clutter-script-parser.c does not have a copyright and license
notices; even though the LGPL is a per-project license and not a
per-file license, having those notices in every source file is a
good idea.

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