ES update needed, so we jump to 3.x
ES update needed, so we jump to 3.x

mikemenzies/graylog2-cookbook,mikemenzies/graylog2-cookbook,5apps-caboose/graylog2-cookbook,mikemenzies/graylog2-cookbook,5apps-caboose/graylog2-cookbook,Graylog2/graylog2-cookbook,Graylog2/graylog2-cookbook,5apps-caboose/graylog2-cookbook