Breaking

• Remove invented xml() method (not part of the Fetch spec. #43/#44 - thanks @AntonioVdlC!)

Bug Fixes

• Fix illegal invocation errors in Webpack 2+ when window.fetch exists (#46/#47, thanks @jhnns!)

isomorphic-unfetch@2.0.0

• This release is paired up with an update to isomorphic-unfetch that fixes an issue where ES Module-compatible bundlers like Webpack 2+ would fail to polyfill window.fetch.