Update taskcluster from 1.2.0 to 1.3.0 (#2468)
Update taskcluster from 1.2.0 to 1.3.0 (#2468)


edmorley/treeherder,KWierso/treeherder,tojonmz/treeherder,tojon/treeherder,KWierso/treeherder,tojon/treeherder,edmorley/treeherder,edmorley/treeherder,KWierso/treeherder,tojonmz/treeherder,tojon/treeherder,tojonmz/treeherder,tojon/treeherder,tojonmz/treeherder,tojonmz/treeherder,KWierso/treeherder,edmorley/treeherder,tojonmz/treeherder