The Emerald Window Decorator is a custom window decorator shipped with Compiz
Fusion that allows for theming and full composite window decorations with the
use of engines.

For correct installation, build in this order:
 1. compiz-bcop
 2. protobuf (optional but recommended)
 3. libcompizconfig
 4. compizconfig-python
 5. compizconfig-backend-kconfig4 (optional)
 6. ccsm
 7. compiz-plugins-main
 8. compiz-plugins-extra (optional)
 9. compiz-plugins-unsupported (optional)
10. emerald (optional)
11. emerald-themes (optional)
12. fusion-icon (optional)