Update bosh-stemcell README

Signed-off-by: Maria Shaldibina <mshaldibina@pivotal.io>
Adding final release for build 2798
Merge final release for build 2798 to develop
Treat missing `packages` key in a release's job spec as empty array instead of raising NPE.

Signed-off-by: Zachary Auerbach <zauerbach@pivotal.io>
Extract disk spec generation

Signed-off-by: Maria Shaldibina <mshaldibina@pivotal.io>
Create parent folder for persistent disk
Retry downloads up to three times. [#85034464]
More robust retry of downloads. [#85034464]

Signed-off-by: Stev Witzel <switzel@pivotal.io>
Fix @logger in api_controller

[#84348176]

Signed-off-by: Stev Witzel <switzel@pivotal.io>
STFU Rubocob.

Signed-off-by: Stev Witzel <switzel@pivotal.io>
AWS m3 instances sometimes fail to honor the AMI's block_device_mappings
  config, so we must specify it when creating the instance also. [#84893804]

Signed-off-by: Stev Witzel <switzel@pivotal.io>
Move test logs to tmp/integration-test-logs

Signed-off-by: Maria Shaldibina <mshaldibina@pivotal.io>
Overwrite test tmpdir to use logs directory

if tmpdir is not on the same device (as on gocd) package installation
fails with invalid cross-device link
Set test agent tmp dir in base dir
clean bundler env before calling out to bosh-registry
[traveling-bosh] loosen constraints so don't need to rebase as much