Add build docs script.
Add build docs script.

uditagarwal/django-pgjson,mamigot/django-pgjson,djangonauts/django-pgjson,rodo/django-pgjson,rodo/django-pgjson,moradology/django-pgjson,uditagarwal/django-pgjson,mamigot/django-pgjson,moradology/django-pgjson,djangonauts/django-pgjson