Cherry pick and merge #465 into scala 2.12 branch#469

Merged

johnynek merged 3 commits intoscala2_12from

oscar/cherry_pick_jmh_fix_2_12

Apr 2, 2018

Commits on Apr 1, 2018

Support JMH for scala 2.12 #295 (#465)

dkomanov
authored and
johnynek
committed
reenable the jmh test
johnynek
committed
add the new bazel ci to scala 2.12
johnynek
committed