uggedal/puppet-module-nginx — pull request #6 by kesor (2012-12-15 13:10:34+00:00)
Title: Remote text/html from nginx gzip_types list, its enabled by default.

text/html gzip is always enabled in nginx, according to
http://wiki.nginx.org/HttpGzipModule#gzip_types

with text/html upon nginx start there is this warning:
nginx: [warn] duplicate MIME type "text/html" in /etc/nginx/nginx.conf:35