Fedora 27 : seamonkey (2018-2cf8d705ad)

Update to 2.49.4 Based on the Firefox/Thunderbird ESR extension support release code version 52.9.1 Fixes various security issues, see https://www.mozilla.org/en-US/security/known-vulnerabilities/firefox-e sr/ and https://www.mozilla.org/en-US/security/known-vulnerabilities/thunderbi rd/ for more...