The documentation is still at 1.3 on the website

Jiergir Ogoerg f35f22fan at
Sun Feb 23 09:33:54 PST 2014

please update it to 1.4 and/or add a simple step by step how
to build the docs yourself (be it in the FAQ region, or in "building
from source").

More information about the wayland-devel mailing list