Super-hack to enable hamlish-jinja templates in Wok.

__hooks__.py

from hamlish_jinja import HamlishTagExtension
from jinja2.environment import load_extensions

def enable_haml(page):
    env = page.__class__.tmpl_env
    env.extensions = load_extensions(env, [HamlishTagExtension])

hooks = {
    'page.meta.pre': [enable_haml]
}