Cloud SDK 307.0.0 is now available

[Cameron Glouchevitch]

Hi all,

Cloud SDK 307.0.0 is now available for download at:
https://developers.google.com/cloud/sdk/

Release notes can be found here:
https://cloud.google.com/sdk/docs/release-notes

Cloud SDK introduced support for Python 3 in release 274.0.0 and users are strongly encouraged to migrate to Python 3. Support for Python 2 will be deprecated on September 30, 2020. See also https://cloud.google.com/python/docs/python2-sunset/ and https://cloud.google.com/sdk/gcloud/reference/topic/startup.

 ## 307.0.0 (2020-08-25)

### App Engine

* Updated the Java SDK to version 1.9.82.
  Please visit the following release notes for details:
  <https://cloud.google.com/appengine/docs/java/release-notes>.

### Cloud Dataflow

* Promoted `gcloud dataflow flex-template build` to GA.
Promoted `gcloud dataflow flex-template run` to GA.

### Cloud Run

* Changed the generation of revision names. If the generated revision name
  is longer than the knative resource name length limit (63 characters), shorten
  the part of the service name used as a prefix until the revision name is no
  longer than the maximum knative resource name.

### Cloud SQL

* Promoted MySQL 8 to GA.

### Cloud Security Command Center

* Promoted `gcloud scc notifications` command group to beta and GA.
* Promote `gcloud scc [operations|sources|findings]` to beta and GA.

### Cloud Storage

* Updated gsutil component to 4.53.

### Compute Engine

* Promoted 'SHARED_LOADBALANCER_VIP' option of  `--purpose` flag of `gcloud compute addresses create` to GA.
* Promoted `--logging-metadata` flag to GA for
  * `gcloud compute firewall-rules create`
  * `gcloud compute firewall-rules update`.
* Promoted `--network`, `--subnetwork`, and `--private-network-ip` flags of
`gcloud compute instances network-interfaces update` to beta.

### Firebase Test Lab

*   Added `--additional-ipas` flag to `gcloud beta firebase test ios run`. This
    flag allows you to specify additional iOS apps that should be installed on
    the device prior to testing.

### Kpt

* Updated kpt from v0.30.1 to v0.33.0.
* Updated import of cli-utils from v0.15.0 to v0.18.1.
* Updated import of kyaml from v0.3.1 to v0.6.0.
* Updated import of cmd/config from v0.3.0 to v0.6.0.

### Kubernetes Engine

* Promoted `--enable-master-global-access` flag of `gcloud container clusters
  <create|update>` to GA.


Subscribe to these release notes at [https://groups.google.com/forum/#!forum/google-cloud-sdk-announce](https://groups.google.com/forum/#!forum/google-cloud-sdk-announce).

Note: Cloud SDK introduced support for Python 3 in release 274.0.0 and users are strongly encouraged to migrate to Python 3. Support for Python 2 will be deprecated on September 30, 2020. See also [Python 2 Sunset](https://cloud.google.com/python/docs/python2-sunset/) and [Using Python 3](https://cloud.google.com/sdk/gcloud/reference/topic/startup).
 As always, please let us know of any issues or feedback you may have via our issue tracker: <https://issuetracker.google.com/issues/new?component=187143>. You can also ask for help on Stack Overflow, under the `gcloud` tag, or in the google-c...@googlegroups.com mailing list.