v0.15.0 🐍

Changes

• Adding possibility to send body null and tests (#256) @alallema
• Adding method to add documents in batches (#260) @sanders41

Breaking changes ⚠️

• get_indexes returns a list of Index instance + add raw index methods (#261) @sanders41

Thanks again to @alallema, @bidoubiwa, @curquiza, and @sanders41! 🎉