CI against JRuby 9.1.16.0
CI against JRuby 9.1.16.0

JRuby 9.1.16.0 has been released.
http://jruby.org/2018/02/21/jruby-9-1-16-0.html

deivid-rodriguez/rubocop,jfelchner/rubocop,jmks/rubocop,tdeo/rubocop,rrosenblum/rubocop,petehamilton/rubocop,palkan/rubocop,vergenzt/rubocop,meganemura/rubocop,bquorning/rubocop,akihiro17/rubocop,sue445/rubocop,smakagon/rubocop,tdeo/rubocop,smakagon/rubocop,deivid-rodriguez/rubocop,bquorning/rubocop,jmks/rubocop,tejasbubane/rubocop,haziqhafizuddin/rubocop,pocke/rubocop,deivid-rodriguez/rubocop,tdeo/rubocop,rrosenblum/rubocop,meganemura/rubocop,jfelchner/rubocop,pocke/rubocop,petehamilton/rubocop,mikegee/rubocop,scottmatthewman/rubocop,rrosenblum/rubocop,maxjacobson/rubocop,vergenzt/rubocop,tejasbubane/rubocop,maxjacobson/rubocop,tejasbubane/rubocop,maxjacobson/rubocop,bbatsov/rubocop,meganemura/rubocop,haziqhafizuddin/rubocop,mikegee/rubocop,petehamilton/rubocop,jmks/rubocop,scottmatthewman/rubocop,panthomakos/rubocop,sue445/rubocop,palkan/rubocop,akihiro17/rubocop,panthomakos/rubocop,akihiro17/rubocop,urbanautomaton/rubocop,palkan/rubocop,urbanautomaton/rubocop,panthomakos/rubocop,sue445/rubocop,vergenzt/rubocop,bbatsov/rubocop,bquorning/rubocop,jfelchner/rubocop,mikegee/rubocop