warden infrastructure: speed up deploys

reduce canary/update watch times, and set higher max in flight
warden infrastructure: 1 loggregator per AZ
warden: set default quota def. to runaway
Bump src/hm9000

Bump cloudfoundry/hm-workspace:
  Alex Suraci and Onsi Fakhouri:
     more attempts at making travis less flakey ( Travis Failed: https://travis-ci.org/cloudfoundry/hm-workspace/builds/12960116 )
     update travis script to run integration tests separately ( Travis Failed: https://travis-ci.org/cloudfoundry/hm-workspace/builds/12959846 )
     integration tests run against zookeeper too ( Travis Failed: https://travis-ci.org/cloudfoundry/hm-workspace/builds/12959755 )