3dt bug fixes
3dt bug fixes

- increase exhibitor response timeout to 11sec.
  If a master node goes down, a get request to exhibitor may take up to 10 sec.
  (http://127.0.0.1:8181/exhibitor/v1/cluster/status).
  https://github.com/dcos/3dt/pull/50

- fix typo
  https://github.com/dcos/3dt/pull/51

mnaboka/dcos,mellenburg/dcos,branden/dcos,darkonie/dcos,kensipe/dcos,mesosphere-mergebot/mergebot-test-dcos,mnaboka/dcos,mellenburg/dcos,kensipe/dcos,lingmann/dcos,xinxian0458/dcos,amitaekbote/dcos,BenWhitehead/dcos,lingmann/dcos,vishnu2kmohan/dcos,dcos/dcos,vishnu2kmohan/dcos,darkonie/dcos,surdy/dcos,mellenburg/dcos,amitaekbote/dcos,GoelDeepak/dcos,asridharan/dcos,mesosphere-mergebot/dcos,dcos/dcos,branden/dcos,branden/dcos,jeid64/dcos,amitaekbote/dcos,xinxian0458/dcos,kensipe/dcos,lingmann/dcos,amitaekbote/dcos,surdy/dcos,xinxian0458/dcos,BenWhitehead/dcos,mnaboka/dcos,mnaboka/dcos,vishnu2kmohan/dcos,jeid64/dcos,darkonie/dcos,vishnu2kmohan/dcos,asridharan/dcos,BenWhitehead/dcos,kensipe/dcos,branden/dcos,mesosphere-mergebot/dcos,mesosphere-mergebot/mergebot-test-dcos,mnaboka/dcos,lingmann/dcos,jeid64/dcos,mellenburg/dcos,dcos/dcos,mesosphere-mergebot/mergebot-test-dcos,GoelDeepak/dcos,surdy/dcos,mesosphere-mergebot/dcos,surdy/dcos,BenWhitehead/dcos,asridharan/dcos,asridharan/dcos,mesosphere-mergebot/mergebot-test-dcos,darkonie/dcos,jeid64/dcos,dcos/dcos,GoelDeepak/dcos,darkonie/dcos,xinxian0458/dcos,mesosphere-mergebot/dcos,dcos/dcos,GoelDeepak/dcos