Merge branch 'master' into master

Merge branch 'master' into master

Change serve_while_stale type to a number

Merge pull request GoogleCloudPlatform#646 from GoogleCloudPlatform/s…

…ruffilli/spot-vm

Adds Spot VM support to compute-vm

Update metrics.yaml (GoogleCloudPlatform#641)

Good news: Limits for L4 Internal Forwarding Rules was raised to 300 per network and per network peering group in GCP (source: https://cloud.google.com/vpc/docs/quota#vpc-peering).

Update CHANGELOG.md

Update CHANGELOG.md

Refactor network dashboard to use multiple files (GoogleCloudPlatform…

…#639)

* Refactor cloud function into multiple files part 1

* Refactor cloud function into multiple files part 2 - networks.py

* Refactor cloud function into multiple files part 3 - peerings

* Refactor cloud function into multiple files part 4 - peerings

* Refactor cloud function into multiple files part 5 - routes

* Refactor cloud function into multiple files part 6 - move monitoring metrics client out of separate function

* Refactor cloud function into multiple files part 6 - routers.py

* Refactor cloud function into multiple files part 7 - the rest

* Cleanup after refactoring

Merge pull request GoogleCloudPlatform#638 from GoogleCloudPlatform/s…

…hield-for-templates

Add shielded_instance_config support for compute instance template

Merge pull request GoogleCloudPlatform#637 from GoogleCloudPlatform/l…

…caggio/dp-updatenaming

Data Platform: Update Naming Convention