K 10
svn:author
V 6
jbeich
K 8
svn:date
V 27
2018-12-23T13:33:31.809746Z
K 7
svn:log
V 186
MFH: r488218

mail/thunderbird: switch to rc2

Changes:	https://hg.mozilla.org/releases/comm-esr60/pushloghtml?startdate=2018-12-11&enddate=2018-12-18
Approved by:	ports-secteam blanket

END