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svn:author
V 3
cmt
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svn:date
V 27
2020-04-08T13:27:42.396012Z
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V 204
MFH: r531040

mail/thunderbird: update to 68.7.0 (rc1)

Release Notes (soon):
  https://www.thunderbird.net/en-US/thunderbird/68.7.0/releasenotes/

Approved by:	ports-secteam (blanket: web browser alike)

END