Bump auctioneer

Bump cloudfoundry-incubator/auctioneer:
  Abhijit Hiremagalur:
     Revert "Remove Godeps" ( Travis Success: https://travis-ci.org/cloudfoundry-incubator/auctioneer/builds/35454836 )
     Revert "Fix scripts/test, GOPATH might be multiple paths" ( Travis Failed: https://travis-ci.org/cloudfoundry-incubator/auctioneer/builds/35452012 )
     See if we don't need to go get inside etcd since it vendors ( Travis Success: https://travis-ci.org/cloudfoundry-incubator/auctioneer/builds/35394925 )
     go get -t ./... first so that go install ginkgo works later ( Travis Success: https://travis-ci.org/cloudfoundry-incubator/auctioneer/builds/35393728 )
     Ignore failures to go get etcd packages that depend on test packages ( Travis Failed: https://travis-ci.org/cloudfoundry-incubator/auctioneer/builds/35393425 )
     Try to figure out what's going on on travis ( Travis Failed: https://travis-ci.org/cloudfoundry-incubator/auctioneer/builds/35393155 )
     Get etcd test dependencies ( Travis Failed: https://travis-ci.org/cloudfoundry-incubator/auctioneer/builds/35392490 )
     Fix scripts/test, GOPATH might be multiple paths ( Travis Failed: https://travis-ci.org/cloudfoundry-incubator/auctioneer/builds/35392280 )
     Go get etcd after checking out the right SHA in scripts/test ( Travis Failed: https://travis-ci.org/cloudfoundry-incubator/auctioneer/builds/35391276 )
     Remove Godeps ( Travis Failed: https://travis-ci.org/cloudfoundry-incubator/auctioneer/builds/35391060 )

Signed-off-by: Matthew Sykes <matthew.sykes@gmail.com>