Add cf- prefix to environment name in datadog events [#81232000]

Signed-off-by: Nick Wade <nwade@pivotal.io>
Add deploy started datadog event to cf deploy CI script.

Signed-off-by: Nick Wade <nwade@pivotal.io>
Merge remote-tracking branch 'origin/develop' into develop
remove DEPLOYMENT_NAME from smoke test scripts

Signed-off-by: Nick Wade <nwade@pivotal.io>
bump gunk

Submodule src/github.com/cloudfoundry/gunk 4608a68..650fbdc:
  > Set pending queue to 1 for default WorkPool
bump auctioneer

[delivers #76627618]

Submodule src/github.com/cloudfoundry-incubator/auctioneer a7d40d9..bed485e:
  > auctioneer emits auction count metrics [#76627618]

Signed-off-by: Nick Wade <nwade@pivotal.io>
Add pager duty alert CI script [#76989434]

Signed-off-by: Nick Wade <nwade@pivotal.io>
bump inigo linux-circus

[delivers #80164170]

Submodule src/github.com/cloudfoundry-incubator/inigo cfe3c53..28ef3b7:
  > Test droplets from apps staged by the DEA
Submodule src/github.com/cloudfoundry-incubator/linux-circus f4efb49..9fd2597:
  > Honor staging_info.yml in droplets created by DEA

Signed-off-by: Johannes Petzold <jpetzold@pivotal.io>
Make trigger pager duty script executable [#76989434]

Signed-off-by: Nick Wade <nwade@pivotal.io>
Make trigger PD event script unsafe to not clash with GoCD/chruby [#76989434]

Signed-off-by: Nick Wade <nwade@pivotal.io>
Create final release 0.515 for build 269