bumped metronome to 0.2.4
bumped metronome to 0.2.4

branden/dcos,mesosphere-mergebot/mergebot-test-dcos,mesosphere-mergebot/dcos,dcos/dcos,mesosphere-mergebot/mergebot-test-dcos,mellenburg/dcos,dcos/dcos,mesosphere-mergebot/dcos,surdy/dcos,mellenburg/dcos,GoelDeepak/dcos,surdy/dcos,branden/dcos,branden/dcos,mesosphere-mergebot/dcos,dcos/dcos,surdy/dcos,GoelDeepak/dcos,mesosphere-mergebot/mergebot-test-dcos,surdy/dcos,mesosphere-mergebot/mergebot-test-dcos,kensipe/dcos,kensipe/dcos,GoelDeepak/dcos,amitaekbote/dcos,GoelDeepak/dcos,kensipe/dcos,mesosphere-mergebot/dcos,branden/dcos,amitaekbote/dcos,mellenburg/dcos,mellenburg/dcos,dcos/dcos,amitaekbote/dcos,amitaekbote/dcos,kensipe/dcos,dcos/dcos