Add ruby 1.9.3p547 source blob

Signed-off-by: David Varvel <dvarvel@pivotallabs.com>
Revert "Revert "switch to using go-agent lucid stemcell for aws""

This reverts commit dceaa28c2aac1e687d3ea1cce7fff307725bc84a.

Conflicts:
	templates/cf-deployment.yml
Bump packages/ruby, src/collector, src/dea_next, src/warden,
src/acceptance-tests

Bump :
  Matthew Sykes:
     Update ruby to 1.9.3-p547
Bump cloudfoundry/collector:
  Matthew Sykes:
     Update ruby to 1.9.3-p547 ( Travis Success: https://travis-ci.org/cloudfoundry/collector/builds/25876472 )
Bump cloudfoundry/dea_ng:
  Matthew Sykes:
     Bump ruby to 1.9.3-p547 ( Travis Success: https://travis-ci.org/cloudfoundry/dea_ng/builds/25875850 )
     Update ruby version to 1.9.3-p545 ( Travis Success: https://travis-ci.org/cloudfoundry/dea_ng/builds/25791839 )
Bump cloudfoundry/warden:
  Matthew Sykes:
     Bump ruby to 1.9.3-p547 ( Travis Success: https://travis-ci.org/cloudfoundry/warden/builds/25875661 )
     Update ruby version metadata ( Travis Success: https://travis-ci.org/cloudfoundry/warden/builds/25789379 )
Bump cloudfoundry/cf-acceptance-tests:
  Matthew Sykes:
       Add test to verify ruby version used for staging

[#71367862]

Signed-off-by: Michael Fraenkel <fraenkel@us.ibm.com>
Correctly change rootfs blob

Signed-off-by: Joseph Palermo <jpalermo@pivotallabs.com>