Admin Router: Clarify ca.crt file usage
Admin Router: Clarify ca.crt file usage

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