Require at least 0.9.1 because 0.9.0. had a minor bug.
This change also fixes all found issues.
Rewrote some docstrings to fit H405.
Change-Id: Ifeef11b783dbe70b2652d2b9ea29d5b20f69f2ce
This script crawls all available sites on http://docs.openstack.org and extracts
all URLs. Based on the URLs the script generates a sitemap for search engines
according to the protocol described at http://www.sitemaps.org/protocol.html.
Change-Id: Id7839d2048989da503d31e436455aea9bb4cdc1d