Fedora 26 : firefox (2017-b410301903)

Updated to the latest version - Firefox 57 Please note that this update is incompatible with many recent Firefox add-ons, please see Fedora Magazine article for details: https://fedoramagazine.org/firefox-57-coming-soon-quantum-leap/ ---- Update to Firefox 57 a.k.a. Quantum This update may break...