[SECURITY] Fedora 26 Update: thunderbird-52.5.0-1.fc26

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Fedora Update Notification
FEDORA-2017-463cb2af78
2017-12-12 12:25:26.723020
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Name        : thunderbird
Product     : Fedora 26
Version     : 52.5.0
Release     : 1.fc26
URL         : http://www.mozilla.org/projects/thunderbird/
Summary     : Mozilla Thunderbird mail/newsgroup client
Description :
Mozilla Thunderbird is a standalone mail and newsgroup client.

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Update Information:

Update to the latest upstream stable version.
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade thunderbird' at the command line.
For more information, refer to the dnf documentation available at
http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

All packages are signed with the Fedora Project GPG key. More details on the
GPG keys used by the Fedora Project can be found at
https://fedoraproject.org/keys
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