With d2cb2f9d02c3c26299a92186171bfd822b1144a4 new options "use-mke2fs" and "usage-type" were introduced for image **ext***. Those are not documented in README.rst.
(As far as I can see there also was an option "tool", but that one was remove in favor of "use-mke2fs"?)
With dd12f1048523ee6da9c16b643a454feaf799bab4 another option "root-owner" was introduced, also missing in the documentation.
With d2cb2f9d02c3c26299a92186171bfd822b1144a4 new options "use-mke2fs" and "usage-type" were introduced for image **ext***. Those are not documented in
README.rst.(As far as I can see there also was an option "tool", but that one was remove in favor of "use-mke2fs"?)
With dd12f1048523ee6da9c16b643a454feaf799bab4 another option "root-owner" was introduced, also missing in the documentation.