yaoweibin/ngx_http_substitutions_filter_module — pull request #13 by melo (2014-10-05 09:30:04+00:00)
Title: Clarify subs_filter_types docs

You don't need to include text/html on the list of mime types.

The mime types listed will be used in addition to text/html,
like sub_filter_types in ngx_http_sub module.