K 10
svn:author
V 6
jbeich
K 8
svn:date
V 27
2018-05-03T20:41:53.530294Z
K 7
svn:log
V 149
www/firefox: switch to rc2

Changes:	https://hg.mozilla.org/releases/mozilla-release/pushloghtml?startdate=2018-05-01&enddate=2018-05-04
PR:		226476

END