The code in this directory is meant to be XIncluded into the Clutter API
reference, and thus is to be considered part of the Clutter documentation.

As such, the code MUST be:

  - correct;
  - idiomatic, i.e. show how a task is meant to be achieved using the
    best possible practices given the current API;
  - well documented;
  - ready for copy and paste.
