Bump src/stager

Bump cloudfoundry-incubator/stager:
  Abhijit Hiremagalur:
     Courier execution metadata from tailor to CC ( Travis started: https://travis-ci.org/cloudfoundry-incubator/stager/builds/34860182 )
  Ted Young:
     upload and download in parallel ( Travis Success: https://travis-ci.org/cloudfoundry-incubator/stager/builds/34858032 )
  Alex Suraci:
     add concourse config ( Travis Unknown )
  Amit Gupta:
     Lock etcd in scripts/test ( Travis Success: https://travis-ci.org/cloudfoundry-incubator/stager/builds/34769836 )
bump everything
Bump src/auctioneer, src/converger, src/etcd-metrics-server, src/inigo, src/rep, src/route-emitter, src/tps

Bump cloudfoundry-incubator/auctioneer:
  Amit Gupta:
     lock etcd in scripts/test ( Travis Success: https://travis-ci.org/cloudfoundry-incubator/auctioneer/builds/34861828 )
Bump cloudfoundry-incubator/converger:
  Amit Gupta:
     lock etcd in scripts/test ( Travis Success: https://travis-ci.org/cloudfoundry-incubator/converger/builds/34861813 )
Bump cloudfoundry-incubator/etcd-metrics-server:
  Amit Gupta:
     lock etcd in scripts/test ( Travis Success: https://travis-ci.org/cloudfoundry-incubator/etcd-metrics-server/builds/34861765 )
Bump cloudfoundry-incubator/inigo:
  Amit Gupta:
     bump deps
  Abhijit Hiremagalur:
     Replace detected_start_command with execution_metadata
Bump cloudfoundry-incubator/rep:
  Amit Gupta:
     bump deps ( Travis Success: https://travis-ci.org/cloudfoundry-incubator/rep/builds/34867838 )
     When rep starts, remove its actual LRPs from BBS [#78479120] ( Travis Failed: https://travis-ci.org/cloudfoundry-incubator/rep/builds/34867822 )
     lock etcd in scripts/test ( Travis Success: https://travis-ci.org/cloudfoundry-incubator/rep/builds/34862341 )
Bump cloudfoundry-incubator/route-emitter:
  Amit Gupta:
     lock etcd in scripts/test ( Travis Success: https://travis-ci.org/cloudfoundry-incubator/route-emitter/builds/34861710 )
Bump cloudfoundry-incubator/tps:
  Amit Gupta:
     lock etcd in scripts/test ( Travis Success: https://travis-ci.org/cloudfoundry-incubator/tps/builds/34861504 )
Create final release 0.352 for build 106